Colorado Gardener Calendar

Find out about the latest Colorado gardening classes, events, and plant sales here. We will update this page regularly with new events or cancellations.

 

SUBMISSION DEADLINE FOR HARVEST CALENDAR IS AUG. 3 FOR DATES BEGINNING AUG. 21.
​EMAIL ENTRIES TO COGARDENER@GMAIL.COM

CLASSES & WORKSHOPS

CSU Extension
FREE Gardening Webinars

Registration required, you will receive an email with the class link.
 

Wed, May 12

Common Weeds in Front Range Landscapes
12:30pm w/Amy Lentz, Weld County
Registration:
https://zoom.us/meeting/register/tJcqdOGvpzIqHN1jV0_1uilhw89wgWUdMV6M

 

Fri, May 14

Things Mom Taught Me: Gardening Wisdom (Or Not)
12:00pm w/ John Murgel, Douglas County
Registration: 
https://zoom.us/meeting/register/tJckc-ugqzMoH9TmXF3uDnd8BUxBO1936mq

 

Wed, June 9

Best Of Perennials from the CSU Perennial Trials
12:30pm w/ Jim Klett, Ornamental Plant Specialist
Registration: 
https://zoom.us/meeting/register/tJMpf--rrTspE93abmrhvf3IZ_xR9seT6zOR.
 

Wed, July 14

Troubleshooting Irrigation Issues
12:30pm w/Tony Koski, Turfgrass Specialist.
Registration: 
https://zoom.us/meeting/register/tJIrf-2ppjsuE9VsaZsPDB6PAm1d0Dxm-32g

 

Wed, August 11

Cooking with Your Harvest: Summer Vegetables
12:30pm w/Amy Lentz & Sheila Beckley, Weld County.
Registration required: 

https://zoom.us/meeting/register/tJYlceihrT8sGNdpxJ_Oj89i6-6_jqZBenF8

Denver Botanic Gardens

Check website for class listings & fees.
1007 York St, Denver
Registration:
BotanicGardens.org or 720 865-3500.

The Gardens on Spring Creek Virtual Classes

2145 S Centre Ave, Ft. Collins
 

Sat, May 8

Just Drip It! Basics of drip irrigation
10:30am-12:30pm $5.
 

Sat, May 8

Composting 101
1:30-3:30pm $5.
 

Sat, June 19

Vegetable Gardening-Mid-Summer Must Knows
10:30am-12:30pm $10. fcgov.com/horticulture or 970-416-2486 to register.

 

Harlequins Gardens Virtual Class

 

Sun, May 16, 10-11am

Growing Mushrooms on Logs & Stumps
with Zach Hedstrom
Visit harlequinsgardens.com
to register on Eventbrite.

PLANT SALES

Thurs-Sat thru June 13

Desert Canyon Farm Open Farm Days
1800+ varieties of herbs, vegetables, berries, fruit trees, perennials, edible flowers, fairy garden plants. Free workshops Covid permitting.

1270 Field Ave, Canon City.
Visit desertcanyonfarm.wordpress.com

2021 CO Native Plant Society Native Plant Sale

Visit conps.org to order now.

 

May 22-23

Cheyenne Mountain Zoo In-Person Plant Sale 5/22-5/23

Offering vegetables, fruits, herbs, annual hanging baskets, fruit trees.
4250 Cheyenne Mountain Zoo Rd.,
Colorado Springs


 

Fri-Sat, May 7-8, May 14-15, May 21-22

Horticultural Art Society (HAS) of Colorado Springs Plant Sales

5/7-5/8: Shrubs & perennials. 5/14-5/15: Perennials, shrubs, grasses. 5/21-5/22: Tomatoes, peppers, perennials, herbs, vegetables from local growers. All sales 9-4 at HAS Cottage, 224 Mesa Rd/Glen Ave, Monument Valley Park, Colorado Springs. Hasgardens.org.


 

Tues, May 4 – Mon, May 16

Gardens at Spring Creek Online Spring Plant Sale

Member presale Opens 5/4. Public Sale opens 5/6 at noon. Curbside pick-ups. May 12-22.

fcgov.com/gardens/spring-plant-sale


 

Thru Sept 6

High Plains Environmental Center Online Native Plant Sale

Over 100 species! Order when you are ready to plant.  Curbside p.u. at 2698 Bluestem Willow Dr, Loveland. Visit suburbitat.org

May 10-11

Virtual Spring Plant Sale at Denver Botanic Gardens

Open to all, no ticket required. Garden in a Bag collections available. 10% Member Discount. In-Person Sale of remaining inventory May 10-11. Reservations required. Full details at botanicgardens.org.

1007 York St. Denver

Sat & Sun, May 8-9, May 15-16

Growing Gardens Greenhouse 21st Annual Community Plant Sale

8am-4pm at 1630 Hawthorne Ave, Boulder, CO  80304

Sat, May 8

Happy Transplants Garden Club 21st Annual Plant Sale, 9am-2pm or sellout. Perennials, annuals, vegetables, herbs. Rain Date – Sat, May 15. Vectra Bank Parking Lot, 72nd Ave & Irving, Westminster.

 

Sat, May 15

FROG (Front Range Organic Gardeners) Organic Victory Drive-Up Plant Market, 9 am – 1 pm, Location TBD.  www.gardenfrog.org or email FROG.Plant.Sale@gmail.com for reminders & info

Sat, May 22

North American Rock Garden Society Rocky Mt Chapter Annual Spring Plant Sale (Members only this year – good time to join!) at Apex Garden, Arvada. rmcnargs.org.

Sun, June 6

Colo. Water Garden Society
Annual Plant Sale

Members only 9-10am, general public 10am-2pm. At The Hudson Gardens & Event Center.
colowatergardensociety.org 
or 303 423-9216

Sat, June 12

Denver Rose Society Show
“A Rose in Time”

1-4:30pm in Mitchell Hall, DBG York St. Enter roses, arrangements, rose photography for judging in many categories. No entry fees.
Denverrosesociety.org

EVENTS

Sat, June 5, 12 & 26

Colorado Native Plant Society Garden Tours

6/5 in South Denver, 6/12 in Loveland/Fort Collins, 6/26 in Boulder/Longmont. Register at conps.org

 

Sat-Sun, June 11-12

Longmont Symphony Guild Garden Tour, 9am-3pm. Tickets available at longmontsymphony.org & Then Flower Bin.

Sun, June 13

Park Hill Garden Walk.
Tickets: parkhillgardenwalk.org

 

Sat, June 19

Lyons Garden Club’s first ever garden tour, “Mountain Blooms” 10am-
2pm.
Tickets available through EventBrite starting May 1, 2021. Check
www.lyonsgardenclub.com for link.

Saturday, June 26

Gardens for the Birds Tour 8am-12:30pm. Tour 5 native gardens at the Audubon Center Public Demonstration Gardens in Roxborough/Littleton.
Timed tickets required:
denveraudubon.org/events/

 

Sat-Sun, June 26-27

15th Annual Parade of Ponds & Waterfalls, Monument & CO Springs, 9-5. Tickets $5, avail. June 1 at www.purelyponds.com/parade-of-ponds.

Sat-Sun, July 17-18

Colorado Springs Garden Tour,
9am-3pm.
A midsummer stroll through the Old North End.  Tickets $25,
Visit www.coloradospringsgardentour.org

 

Sat, July 31

10th Annual Saguache Hollyhock Fest 10-3. Self-guided tours of hollyhock, flower & vegetable gardens of Saguache. Visit saguachechamber.org or FB.
Email: info@saguachechamber.org,
719 849-0240


8th Annual NoCo Urban Homestead Tour of local homesteads across Fort Collins & Loveland. fcgov.com/gardens/noco-urban-homestead-tour