Dairy Cattle Nutrition - Canyon County Animal Nutrition Educational Series
4-H
Parents, leaders and youth are invited to learn about animal nutrition, taught by Cheyanne Fisher, UI Extension, Canyon County livestock and small acreage educator. Attend one of two free classes that are being offered on a Friday or a Saturday. RSVP by emailing canyon@uidaho.edu. Please indicate which date you will be attending.
Extension Event Type: Event. County Office Calendars: Ada. Canyon. Gem. Owyhee. Payette. Washington. Extension Programs: Small Acreage.
Friday, April 24, 2026, 9:00 AM – 12:00 PM.
Caldwell Research & Extension Classroom
University of Idaho
1902 E. Chicago St. Caldwell, ID.
Plant and Soil Science Club Annual Bedding Plant Sale
The U of I Plant and Soil Science Club’s 2026 annual bedding plant sale will feature a variety of annual flowering plants grown by the club members from seed. All proceeds support student activities and field trips.
University Location: Greenhouse - Sixth/6th Street - Main Campus.
Saturday, April 25, 2026, 9:00 AM – 5:00 PM.
Dairy Cattle Nutrition - Canyon County Animal Nutrition Educational Series
4-H
Parents, leaders and youth are invited to learn about animal nutrition, taught by Cheyanne Fisher, UI Extension, Canyon County livestock and small acreage educator. Attend one of two free classes that are being offered on a Friday or a Saturday. RSVP by emailing canyon@uidaho.edu. Please indicate which date you will be attending.
Extension Event Type: Event. County Office Calendars: Ada. Canyon. Gem. Owyhee. Payette. Washington. Extension Programs: Small Acreage.
Saturday, April 25, 2026, 9:00 AM – 12:00 PM.
Caldwell Research & Extension Classroom
University of Idaho
1902 E. Chicago St. Caldwell, ID.
Xeriscaping
Extension
Extension Event Type: Event. County Office Calendars: Ada. Extension Programs: Garden, Horticulture and Small Farms.
Monday, April 27, 2026, 5:00 PM – 6:00 PM.
Star Library
10706 W State St
Star, ID 83669.
Vegetable & Herb Container Gardening
Extension
Container gardening is a fantastic way to grow vegetables and herbs if you have a small space or need more space. Join us in learning the basics. Cost is free, space is limited. Call the Middleton Library at 208-585-3931 to register.
Extension Event Type: Event. County Office Calendars: Ada. Canyon. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, April 28, 2026, 4:30 PM – 6:00 PM.
Middleton Public Library - 307 Cornell Street, Middleton, ID.
Growing Blueberries - Idaho Home Garden Tips
Extension
Learn how to grow blueberries in appropriate areas of Idaho and why not all regions of Idaho are ideal for blueberry production.
Free event, no RSVP required.
Contact: lallen@uidaho.edu.
Participate Online: https://uidaho.zoom.us/j/92616335377. Extension Event Type: Event. County Office Calendars: Ada. Adams. Bannock. Bear Lake. Benewah. Bingham. Blaine. Boise. Bonner. Bonneville. Boundary. Butte. Camas. Canyon. Caribou. Cassia. Clark. Clearwater. Coeur d'Alene Reservation. Custer. Elmore. Fort Hall Reservation. Franklin. Fremont. Gem. Gooding. Idaho. Jefferson. Jerome. Kootenai. Latah. Lemhi. Lewis. Lincoln. Madison. Minidoka. Nez Perce. Nez Perce Reservation. Oneida. Owyhee. Payette. Power. Shoshone. Teton. Twin Falls. Valley. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, April 28, 2026, 6:00 PM – 7:00 PM.
Spinach, Greens & Early Season Vegetables (10 a.m. PACIFIC TIME)
Extension
2026 Growing, Cooking and Preserving Your Garden Harvest, Cost: $10 per class. April 16 & 30, May 14 & 28, Sept. 10, Oct. 8, Nov. 5
10 a.m. to 2 p.m. PACIFIC TIME, UI Extension office in Bonner County – 4205 North Boyer Rd. Sandpoint
Join us for a series of classes that will teach you how to grow and prepare some of your favorite garden fruits and vegetable. These classes are taught by Idaho Master Gardener and Master Food Safety Advisor volunteers. April 16 – Carrots , April 30 – Spinach, Greens and Early Season Vegetables , May 14 – Peppers and Tomatoes , May 28 – Jam and Rhubarb , Sept. 10 – Garlic , Oct. 8 – Flour of all Kinds , Nov. 5 – Gifts in a Jar and Homemade Spice Mixes, To register please call 208-263-8511 or email bonner@uidaho.edu. The $10 class fee may be paid by cash or check made out to UI Extension Bonner County. Registration and payment are needed to hold your spot in the class. Sign up today.
The University of Idaho is an equal-opportunity employer and educational institution. We…
Extension Event Type: Event. County Office Calendars: Bonner. Kootenai. Boundary. Extension Programs: Garden, Horticulture and Small Farms. Nutrition, Health and Wellness.
Thursday, April 30, 2026, 10:00 AM – 2:00 PM.
University of Idaho Extension, Bonner County
4205 North Boyer Ave.
Sandpoint, ID 83864.
Master Gardener Classes 2026
Extension
High Altitude Gardening in Valley, Adams and Blaine counties
Registration: https://keeplearning.uidaho.edu/search/publicCourseSearchDetails.do?method=load&courseId=1027770&courseTitle=beginner-idaho-master-gardener-class&selectedProgramAreaId=1023467&selectedProgramStreamId=2267485
Cost: $200 for hybrid complete course with volunteer hours to become a Certified Idaho Master Gardener or $300 for just they online classes without volunteer hours or becoming a Certified Idaho Master Gardener.
Contact: Melissa Hamilton at 208-382-7190 or mbhamilton@uidaho.edu.
Extension Event Type: Event. Deadline. County Office Calendars: Valley. Blaine. Adams.
Thursday, April 30, 2026, 10:45 AM – 12:00 PM.
Jan. 29-April 30
Online and Virtual Classroom
Thursdays, 11:45 a.m.-1 p.m.
Contact UI Extension office for Valley County
Office at 208-382-7190 for more
information
MUST BE ENROLLED BY
Jan. 27
Registration Link below.
For more info visit keeplearning.uidaho.edu. Dementia Friends Information Session
Extension
Learn about dementia and how you can play a part in your community to help those who are living with this disease. Cost is free. To register, click on the link: https://forms.cloud.microsoft/r/96fRdqPHxcor call 208-459-6003.
You will receive the Zoom link to participate after registration is completed.
Extension Event Type: Event. County Office Calendars: Ada. Adams. Bannock. Bear Lake. Benewah. Bingham. Blaine. Boise. Bonner. Bonneville. Boundary. Butte. Camas. Canyon. Caribou. Cassia. Clark. Clearwater. Coeur d'Alene Reservation. Custer. Elmore. Fort Hall Reservation. Franklin. Fremont. Gem. Gooding. Idaho. Jefferson. Jerome. Kootenai. Latah. Lemhi. Lewis. Lincoln. Madison. Minidoka. Nez Perce. Nez Perce Reservation. Oneida. Owyhee. Payette. Power. Shoshone. Teton. Twin Falls. Valley. Washington. Extension Programs: Dementia Friends.
Thursday, April 30, 2026, 3:00 PM – 4:30 PM.
For more info visit forms.cloud.microsoft. CALS Awards Banquet
Join the U of I College of Agricultural and Life Sciences as we celebrate our outstanding students, faculty and staff at the annual CALS Awards Banquet.
5:30 p.m. - Social in the International Ballroom, no host bar.
6 p.m. - Dinner and Award Ceremony in the International Ballroom, featuring beef donated by Agri Beef, no-host bar.
For a full list of nominees, visit https://www.uidaho.edu/agricultural-life-sciences/news-events.
University Location: International Ballroom - Bruce M. Pitman Center - Main Campus.
Thursday, April 30, 2026, 5:30 PM – 8:00 PM.
For more info visit www.uidaho.edu. Plant Sale
Extension
Join the Ada County master gardeners for their annual Plant Sale, featuring annuals, perennials, houseplants, containers, veggies and more. Parking is available at the Greenbelt trailhead and is limited, please consider carpooling. All proceeds benefit the Ada County Free Plant Clinic.
$10 minimum for debit/credit purchases.
New this year: Free soil lead testing. Bring a gallon zip-lock baggie of soil and the Idaho Department of Health and Welfare will test your soil onsite for lead.
Contact: ada@uidaho.edu.
Extension Event Type: Event. County Office Calendars: Ada. Boise. Canyon. Elmore. Gem. Payette. Extension Programs: Garden, Horticulture and Small Farms.
Saturday, May 2, 2026, 8:00 AM – 11:00 AM.
University of Idaho Extension, Ada County
5880 N Glenwood St.
Garden City, ID 83714.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, May 4, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Greenhouse Design and Construction
Extension
Garden Talk - Greenhouse Design and Construction - May 6 at 1 p.m.
Interested in extending your growing season or building your own greenhouse? This one-hour class will introduce the fundamentals of greenhouse design and construction for home gardeners. Participants will explore different types of greenhouses, compare frame materials and learn about covering options such as glass, polycarbonate and plastic films. We’ll also discuss essential systems for success, including heating, cooling and irrigation. Whether you’re planning a small backyard structure or a more advanced setup, this class will provide practical insights to help you design a greenhouse that fits your needs, budget and climate.
Extension Event Type: Event. County Office Calendars: Fremont. Extension Programs: Garden, Horticulture and Small Farms.
Wednesday, May 6, 2026, 12:00 PM – 1:00 PM.
694 E. 1200 N. Shelley, ID.
2026 May Pasture Clinic
Extension
Are you a small acreage owner — or dreaming of becoming one?
Don’t miss our May Pasture Management Clinic. This free, virtual event is designed to help you get the most out of your land with practical tips and expert guidance.
Register at: https://bit.ly/PastureclinicZoom
With questions, call 208-459-6003 or email canyon@uidaho.edu
A confirmation email will be sent after registration.
Participate Online: https://bit.ly/PastureclinicZoom. Extension Event Type: Event. Field Day. County Office Calendars: Ada. Adams. Boise. Elmore. Gem. Gooding. Idaho. Jerome. Owyhee. Payette. Twin Falls. Valley. Washington. Canyon. Extension Programs: Small Acreage. Water.
Wednesday, May 6, 2026, 4:30 PM – 6:45 PM.
For more info visit bit.ly. Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, May 7, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Green Thumb Island Park - Succulent Dish Gardens
Extension
Green Thumb Island Park - Succulent Dish Gardens - May 7 at 1 p.m.
Preregister with Ronda by calling 208-558-0991 or emailing iplibrary1@gmail.com
Cost: $10/person
Create a beautiful, low-maintenance centerpiece while learning the essentials of succulent care. In this hands-on Green Thumb class, participants will design and plant their own succulent dish garden using a variety of textures, colors, and forms. We’ll cover container selection, soil and drainage, plant selection and proper planting techniques to ensure long-term success. You’ll also learn how to water, fertilize and care for your arrangement so it thrives indoors or out. Participants should bring a 6–8" container for their garden. The container should be shallow (approximately 2" deep) and have proper drainage. Perfect for beginners and experienced gardeners alike, this class offers practical skills and a creative way to bring greenery into your home.
Extension Event Type: Event. County Office Calendars: Fremont. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, May 7, 2026, 12:00 PM – 1:00 PM.
Island Park Library
3775 Sand Crane Dr.
Island Park, ID.
Green Thumb Ashton - Succulent Dish Gardens
Extension
Green Thumb Ashton - Succulent Dish Gardens - May 7 at 6:30 p.m.
Preregister with Cicily by calling 208-652-7280
Cost: $10/person
Create a beautiful, low-maintenance centerpiece while learning the essentials of succulent care. In this hands-on Green Thumb class, participants will design and plant their own succulent dish garden using a variety of textures, colors, and forms. We’ll cover container selection, soil and drainage, plant selection and proper planting techniques to ensure long-term success. You’ll also learn how to water, fertilize and care for your arrangement so it thrives indoors or out. Participants should bring a 6–8" container for their garden. The container should be shallow (approximately 2" deep) and have proper drainage. Perfect for beginners and experienced gardeners alike, this class offers practical skills and a creative way to bring greenery into your home.
Extension Event Type: Event. County Office Calendars: Fremont. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, May 7, 2026, 5:30 PM – 6:30 PM.
Ashton Library
925 Main St.
Ashton, ID 83420.
Pasture Management Clinic - May 8 (Valley County) May 9 (Canyon County)
Extension
Join University of Idaho Extension for a hands-on Pasture Management Clinic designed for small acreage and livestock owners. Participants will learn practical skills including irrigation setup, fence building, soil testing and pest management through field-based demonstrations.
May 8 – Valley County
May 9 – Canyon County
Classes will be capped at 30 participants per event.
Interested in attending? Reach out to canyon@uidaho.edu or call 208-459-6003 to be added to the interest list while final event details are being finalized. Registration information pending.
Extension Event Type: Event. Field Day. County Office Calendars: Ada. Adams. Gem. Idaho. Boise. Canyon. Payette. Owyhee. Washington. Valley. Extension Programs: Small Acreage. Garden, Horticulture and Small Farms.
Friday, May 8, 2026.
May 8 - Valley County
May 9 - Canyon County
Exact location will be given at a later time.
Women in the Woods Field Day
Extension
Women in Woods Field Day
Registration: bit.ly/clearwater_events
Cost: 10
Contact: Audra Cochran Phone 208-476-4434 email audrac@uidaho.edu.
Extension Event Type: Field Day. County Office Calendars: Coeur d'Alene Reservation. Clearwater. Idaho. Latah. Lewis. Benewah. Nez Perce. Nez Perce Reservation. Kootenai. Bonner. Boundary. Extension Programs: Forestry.
Friday, May 8, 2026.
Pine Street Woods-Kaniksu Land Trust
11915 W Pine St.
Sandpoint, ID.
For more info visit bit.ly. 2026 May Pasture Clinic
Extension
Are you a small acreage owner — or dreaming of becoming one?
Don’t miss our May Pasture Management Clinic. This hands-on event is designed to help you get the most out of your land with practical tips and expert guidance.
Early Bird Registration (ends April 29): $45 — Individual; $60 — Couple.
Regular Registration (ends May 6): $55 — Individual; $70 — Couple. Register at: https://bit.ly/PastureClinic26
Payment options:
• In person
• Mail a check to: University of Idaho Extension, Canyon County; 501 Main Street; Caldwell, ID 83605
• Call: 208-459-6003
• Online: https://bit.ly/Payment4PC (3% fee applies to card payments)
A confirmation email with more details will be sent after registration.
Extension Event Type: Event. Field Day. County Office Calendars: Ada. Adams. Boise. Custer. Elmore. Gem. Gooding. Idaho. Jerome. Lemhi. Lewis. Lincoln. Minidoka. Nez Perce. Nez Perce Reservation. Owyhee. Payette. Twin Falls. Valley. Washington. Canyon. Extension Programs: Small Acreage. Water.
Friday, May 8, 2026, 7:30 AM – 11:00 AM.
Field Day in McCall, Idaho - Exact location will be given once registration and payment is completed.
2026 May Pasture Clinic
Extension
Are you a small acreage owner — or dreaming of becoming one?
Don’t miss our May Pasture Management Clinic. This hands-on event is designed to help you get the most out of your land with practical tips and expert guidance.
Early Bird Registration (ends April 29): $45 — Individual; $60 — Couple.
Regular Registration (ends May 6): $55 — Individual; $70 — Couple. Register at: https://bit.ly/PastureClinic26
Payment options:
• In person
• Mail a check to: University of Idaho Extension, Canyon County; 501 Main Street; Caldwell, ID 83605
• Call: 208-459-6003
• Online: https://bit.ly/Payment4PC (3% fee applies to card payments)
A confirmation email with more details will be sent after registration.
Extension Event Type: Event. Field Day. County Office Calendars: Ada. Adams. Boise. Custer. Elmore. Gem. Gooding. Idaho. Jerome. Lemhi. Lewis. Lincoln. Minidoka. Nez Perce. Nez Perce Reservation. Owyhee. Payette. Twin Falls. Valley. Washington. Canyon. Extension Programs: Small Acreage. Water.
Friday, May 8, 2026, 1:30 PM – 5:00 PM.
Field Day in Cascade, Idaho - Exact location will be given once registration and payment is completed.
For more info visit bit.ly. Pasture Management Clinic - May 8 (Valley County) May 9 (Canyon County)
Extension
Join University of Idaho Extension for a hands-on Pasture Management Clinic designed for small acreage and livestock owners. Participants will learn practical skills including irrigation setup, fence building, soil testing and pest management through field-based demonstrations.
May 8 – Valley County
May 9 – Canyon County
Classes will be capped at 30 participants per event.
Interested in attending? Reach out to canyon@uidaho.edu or call 208-459-6003 to be added to the interest list while final event details are being finalized. Registration information pending.
Extension Event Type: Event. Field Day. County Office Calendars: Ada. Adams. Gem. Idaho. Boise. Canyon. Payette. Owyhee. Washington. Valley. Extension Programs: Small Acreage. Garden, Horticulture and Small Farms.
Saturday, May 9, 2026.
May 8 - Valley County
May 9 - Canyon County
Exact location will be given at a later time.
2026 May Pasture Clinic
Extension
Are you a small acreage owner — or dreaming of becoming one?
Don’t miss our May Pasture Management Clinic. This hands-on event is designed to help you get the most out of your land with practical tips and expert guidance.
Early Bird Registration (ends April 29): $45 — Individual; $60 — Couple.
Regular Registration (ends May 6): $55 — Individual; $70 — Couple. Register at: https://bit.ly/PastureClinic26
Payment options:
• In person
• Mail a check to: University of Idaho Extension, Canyon County; 501 Main Street; Caldwell, ID 83605
• Call: 208-459-6003
• Online: https://bit.ly/Payment4PC (3% fee applies to card payments)
A confirmation email with more details will be sent after registration.
Extension Event Type: Event. Field Day. County Office Calendars: Ada. Adams. Boise. Elmore. Gem. Gooding. Idaho. Jerome. Owyhee. Payette. Twin Falls. Valley. Washington. Canyon. Extension Programs: Small Acreage. Water.
Saturday, May 9, 2026, 7:30 AM – 11:00 AM.
Field Day in Caldwell, Idaho - Exact location will be given once registration and payment is completed.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, May 11, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Garden Pests & Diseases: Protecting your Ash from Emerald Ash Borer
Extension
Extension Event Type: Event. County Office Calendars: Ada. Extension Programs: Garden, Horticulture and Small Farms.
Monday, May 11, 2026, 5:00 PM – 6:00 PM.
Star Library
10706 W State St
Star, ID 83669.
Landscaping for Narrow Lots
Extension
Extension Event Type: Event. County Office Calendars: Ada. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, May 12, 2026, 5:00 PM – 6:00 PM.
Garden City Library
6015 N Glenwood St
Garden City, ID 83714.
Cooking with Herbs - Idaho Home Garden Tips
Extension
Learn how you can use the delicious herbs you've been growing in your home kitchen.
Free event, no RSVP required.
Contact: lallen@uidaho.edu.
Participate Online: https://uidaho.zoom.us/j/92616335377. Extension Event Type: Event. County Office Calendars: Ada. Adams. Bannock. Bear Lake. Benewah. Bingham. Blaine. Boise. Bonner. Bonneville. Boundary. Butte. Camas. Canyon. Caribou. Cassia. Clark. Clearwater. Coeur d'Alene Reservation. Custer. Elmore. Fort Hall Reservation. Franklin. Fremont. Gem. Gooding. Idaho. Jefferson. Jerome. Kootenai. Latah. Lemhi. Lewis. Lincoln. Madison. Minidoka. Nez Perce. Nez Perce Reservation. Oneida. Owyhee. Payette. Power. Shoshone. Teton. Twin Falls. Valley. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, May 12, 2026, 6:00 PM – 7:00 PM.
Stone Fruit Diseases - Idaho Home Garden Tips
Extension
Overview of common diseases impacting growth of stone fruits (Peaches, plums, apricots) in Idaho.
Free event, no RSVP required.
Contact: lallen@uidaho.edu.
Participate Online: https://uidaho.zoom.us/j/92616335377. Extension Event Type: Event. County Office Calendars: Ada. Adams. Bannock. Bear Lake. Benewah. Bingham. Blaine. Boise. Bonner. Bonneville. Boundary. Butte. Camas. Canyon. Caribou. Cassia. Clark. Clearwater. Coeur d'Alene Reservation. Custer. Elmore. Fort Hall Reservation. Franklin. Fremont. Gem. Gooding. Idaho. Jefferson. Jerome. Kootenai. Latah. Lemhi. Lewis. Lincoln. Madison. Minidoka. Nez Perce. Nez Perce Reservation. Oneida. Owyhee. Payette. Power. Shoshone. Teton. Twin Falls. Valley. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, May 12, 2026, 6:00 PM – 7:00 PM.
Ag Tech Robotics Competition
Extension
Ag Tech Robotics Competition - May 14, 9 a.m. to 4 p.m.
Preregister: Ag Tech Robotics Competition – Fill out form
No cost
Put innovation, creativity and problem-solving to the test in this hands-on Ag Tech Robotics Competition. Participants will use robotics and technology to complete a series of agriculture-inspired challenges, simulating real-world applications such as planting, irrigation and resource management. Teams will design, build and program their robots to complete tasks efficiently and accurately while adapting to changing conditions.
This competition encourages critical thinking, teamwork and technical skills in engineering and programming, all within an agricultural context. Whether you’re new to robotics or have prior experience, this event offers an engaging opportunity to explore how technology is shaping the future of agriculture.
Extension Event Type: Event. County Office Calendars: Fremont.
Thursday, May 14, 2026, 8:00 AM – 9:00 AM.
College of Eastern Idaho
600 S. 25th E.
Idaho Falls, ID.
For more info visit forms.cloud.microsoft. Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, May 14, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
2026 Southern District Air Rifle Shoot
4-H
To register, go to Z-Suite. Registration Deadline: May 14. Equipment check-in is at 8 a.m. with the event starting at 9 a.m. Open to ages 8-18. Must be 8 by Jan. 1, 2026 to participate. Event 1: 3-Position (prone, standing and kneeling off hand). Juniors (8-10) and Intermediate (11-13) - 10 shots each position. Seniors (14-18) - 20 shots each position.
Event 2: Standing Course of Fire. Juniors and Intermediate - 20 shots. Seniors - 40 shots. Cost is $30. Specific event details can be found on Zsuite. Contact canyon@uidaho.edu or call 208-459-6003 with questions.
Extension Event Type: Event. County Office Calendars: Payette. Owyhee. Gem. Canyon. Ada. Washington.
Saturday, May 16, 2026.
Air Idaho - 222 W. Railroad St. Nampa, ID 83687.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, May 18, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Green Thumb St. Anthony - Succulent Dish Gardens
Extension
Green Thumb St. Anthony - Succulent Dish Gardens - May 18 at 6 p.m.
Preregister by calling 208-624-3192
Cost: $10/person
Create a beautiful, low-maintenance centerpiece while learning the essentials of succulent care. In this hands-on Green Thumb class, participants will design and plant their own succulent dish garden using a variety of textures, colors and forms. We’ll cover container selection, soil and drainage, plant selection and proper planting techniques to ensure long-term success. You’ll also learn how to water, fertilize and care for your arrangement so it thrives indoors or out. Participants should bring a 6-8" container for their garden. The container should be shallow (approximately 2" deep) and have proper drainage. Perfect for beginners and experienced gardeners alike, this class offers practical skills and a creative way to bring greenery into your home.
Extension Event Type: Event. County Office Calendars: Fremont. Extension Programs: Garden, Horticulture and Small Farms.
Monday, May 18, 2026, 5:00 PM – 6:00 PM.
St. Anthony Library
420 N. Bridge St. Suite E
St. Anthony, ID 83445.
Green Thumb Island Park - Cold-Weather Vegetables & Early Season Planting
Extension
Cold-Weather Vegetables & Early Spring Planting (Green Thumb – Island Park),
Get a head start on the growing season in Island Park’s challenging climate! In this Green Thumb class, we’ll explore which vegetables thrive in cool spring temperatures and how to plant early without losing crops to frost. Participants will learn about hardy crop varieties, proper planting timing, and techniques to protect young plants from unpredictable weather.
We’ll also cover practical season-extension strategies, including the use of row covers, cold frames, and other tools, along with ways to take advantage of microclimates unique to the Island Park area. Whether you’re new to gardening or looking to improve your early-season success, this class will provide the knowledge and confidence to get growing sooner.
Extension Event Type: Event. County Office Calendars: Fremont. Extension Programs: Garden, Horticulture and Small Farms.
Wednesday, May 20, 2026, 12:00 PM – 1:00 PM.
• Address: Island Park Library, 3775 Sand Crane Dr. Island Park, ID.
Gardening Book Club
Extension
Join Canyon County's Idaho Master Gardeners and Shared Stories (downtown Caldwell) to talk about all things nature, garden and books. Anyone in the community can take part. Book club members will meet at Shared Stories on the third Wednesday of every other month (odd months) to discuss a specific book selected to read. At 6:30 p.m. participants can chat, meet and shop and at 7 p.m. there will be a book discussion. May’s book selection is Grow, Cook, Eat: A Food Lover’s Guide to Vegetable Gardening, by Willi Galloway. There is no cost to join.
Extension Event Type: Event. County Office Calendars: Ada. Canyon. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Wednesday, May 20, 2026, 5:30 PM – 8:00 PM.
Shared Stories
106 S. Kimball Ave.
Caldwell, ID 83605.
For more info visit bit.ly. Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, May 21, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, May 28, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
2026 Southern District Small Borer Shoot
4-H
To register, go to Z-Suite. Registration Deadline: May 28. Equipment check-in is at 8 a.m. with the event starting at 9 a.m. Must be a current 4-H enrolled member to participate. Open to ages 8-18. Must be 8 by Jan. 1, 2026. Specific event details are being finalized and can be found on Zsuite. Contact canyon@uidaho.edu or call 208-459-6003 with questions.
Extension Event Type: Event. County Office Calendars: Payette. Owyhee. Gem. Canyon. Ada. Washington.
Saturday, May 30, 2026.
Nampa Rod and Gun Club - 7990 Bennett Rd. Nampa, ID 83686.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, June 1, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, June 4, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, June 8, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Protecting Your Ash from Emeral Ash Borer
Extension
Extension Event Type: Event. County Office Calendars: Ada. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, June 9, 2026, 5:00 PM – 6:00 PM.
Garden City Library
6015 N Glenwood St
Garden City, ID 83714.
Leafhoppers - Idaho Home Garden Tips
Extension
Description: leafhoppers have been an extremely prevalent pest in Idaho the last couple years, learn how to identify and control leafhoppers in your own garden.
Free event, no RSVP required.
Contact: lallen@uidaho.edu.
Participate Online: https://uidaho.zoom.us/j/92616335377. Extension Event Type: Event. County Office Calendars: Ada. Adams. Bannock. Bear Lake. Benewah. Bingham. Blaine. Boise. Bonner. Bonneville. Boundary. Butte. Camas. Canyon. Caribou. Cassia. Clark. Clearwater. Coeur d'Alene Reservation. Custer. Elmore. Fort Hall Reservation. Franklin. Fremont. Gem. Gooding. Idaho. Jefferson. Jerome. Kootenai. Latah. Lemhi. Lewis. Lincoln. Madison. Minidoka. Nez Perce. Nez Perce Reservation. Oneida. Owyhee. Payette. Power. Shoshone. Teton. Twin Falls. Valley. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, June 9, 2026, 6:00 PM – 7:00 PM.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, June 11, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, June 15, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Vermicomposting
Extension
Extension Event Type: Event. County Office Calendars: Ada. Extension Programs: Garden, Horticulture and Small Farms.
Wednesday, June 17, 2026, 5:30 PM – 6:30 PM.
Eagle Library
100 N Stierman Way
Eagle, ID 83616.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, June 18, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, June 22, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
How a Tree Works - Basic Tree Biology - Idaho Home Garden Tips
Extension
Description: Learning how trees work will help you understand what is going right and wrong with your tree.
Free event, no RSVP required.
Contact: lallen@uidaho.edu.
Participate Online: https://uidaho.zoom.us/j/92616335377. Extension Event Type: Event. County Office Calendars: Ada. Adams. Bannock. Bear Lake. Benewah. Bingham. Blaine. Boise. Bonner. Bonneville. Boundary. Butte. Camas. Canyon. Caribou. Cassia. Clark. Clearwater. Coeur d'Alene Reservation. Custer. Elmore. Fort Hall Reservation. Franklin. Fremont. Gem. Gooding. Idaho. Jefferson. Jerome. Kootenai. Latah. Lemhi. Lewis. Lincoln. Madison. Minidoka. Nez Perce. Nez Perce Reservation. Oneida. Owyhee. Payette. Power. Shoshone. Teton. Twin Falls. Valley. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, June 23, 2026, 6:00 PM – 7:00 PM.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, June 25, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, June 29, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, July 2, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, July 6, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, July 9, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, July 13, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Composting
Extension
Extension Event Type: Event. County Office Calendars: Ada. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, July 14, 2026, 5:00 PM – 6:00 PM.
Garden City Library
6015 N Glenwood St
Garden City, ID 83714.
Vertical Gardening - Idaho Home Garden Tips
Extension
Grow up instead of out to save space in your garden and learn the best way to do it.
Free event, no RSVP required.
Contact: lallen@uidaho.edu.
Participate Online: https://uidaho.zoom.us/j/92616335377. Extension Event Type: Event. County Office Calendars: Ada. Adams. Bannock. Bear Lake. Benewah. Bingham. Blaine. Boise. Bonner. Bonneville. Boundary. Butte. Camas. Canyon. Caribou. Cassia. Clark. Clearwater. Coeur d'Alene Reservation. Custer. Elmore. Fort Hall Reservation. Franklin. Fremont. Gem. Gooding. Idaho. Jefferson. Jerome. Kootenai. Latah. Lemhi. Lewis. Lincoln. Madison. Minidoka. Nez Perce. Nez Perce Reservation. Oneida. Owyhee. Payette. Power. Shoshone. Teton. Twin Falls. Valley. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Tuesday, July 14, 2026, 6:00 PM – 7:00 PM.
Aberdeen Twilight Tour
Extension
Displays and activities from local researchers and extension personnel highlighting latest research and hands-on fun
The event is free and open to the public
A free meal is provided
Questions, contact Chad Jackson 208-397-4181 chadj@uidaho.edu.
Extension Event Type: Event. County Office Calendars: Bannock. Bear Lake. Bingham. Blaine. Bonneville. Butte. Camas. Caribou. Cassia. Clark. Custer. Fort Hall Reservation. Franklin. Fremont. Jefferson. Madison. Minidoka. Oneida. Power. Teton.
Wednesday, July 15, 2026, 4:00 PM – 7:00 PM.
Aberdeen Research and Extension Center
University of Idaho
1693 S. 2700 W.
Aberdeen, ID 83210.
For more info visit www.uidaho.edu. Protecting Trees from Pests & Diseases
Extension
Extension Event Type: Event. County Office Calendars: Ada. Extension Programs: Garden, Horticulture and Small Farms.
Wednesday, July 15, 2026, 5:30 PM – 6:30 PM.
Eagle Library
100 N Stierman Way
Eagle, ID 83616.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, July 16, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Monday, July 20, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.
Canyon County Master Gardener Plant Clinic
Extension
Having trouble in your yard or home garden? Our volunteer Idaho Master Gardeners are here to help answer your questions. Stop by one of our Plant Clinic sessions to visit with a Canyon County master gardener. Contact our office at 208-459-6003 if you have questions.
Extension Event Type: Event. County Office Calendars: Canyon. Ada. Gem. Owyhee. Payette. Washington. Extension Programs: Garden, Horticulture and Small Farms.
Thursday, July 23, 2026, 11:00 AM – 1:00 PM.
University of Idaho Extension, Canyon County
501 Main St.
Caldwell, ID 83605.