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.




CSU Extension Free Gardening Webinars

Below are the FREE online classes available from CSU Extension. Register at:

All classes held on Weds at noon.

Feb 9 - Gardening Myths

Adams County Ext & Brighton Shares the Harvest Spring Vegetable Gardening Online Classes

Register at:
Virtual Classes (Paid - $17.55 for 1, 2 or all 3 Spring classes) on Sat at 10 am- noon
Jan 29 - Intro to Vegetable Gardening

We'll give you the skills you need to succeed in your vegetable garden whether you're a newbie or a veteran!

Feb 26 - Small Fruits

An intro to growing small fruits such as raspberries, black berries, bush cherries, grapes, etc.

CoNPS (CO Native Plant Society) Webinar:  Introduction to Colorado Wildflowers from Plains to Peaks

Sat, Jan 29, 9am-Noon 

Learn more and register at:

Denver Botanic Gardens class

(visit for complete class & event schedule)

1007 York St, Denver

Thurs Feb 10, 6-8:30 pm

Totally Tomato.

Learn to grow perfect tomatoes from hybrids to heirlooms

Fort Collins Nursery Winter Workshops/Classes CANCELLED

2121 E. Mulberry St. Ft Collins
Learn more at:

The Gardens on Spring Creek classes

2145 Centre Ave., Fort Collins
Paid Classes, register at:

Sat, Jan 22,  1:30-3:30 pm

Made for Dry Shade
Finding plants that thrive in dry shade might be the toughest test for most gardeners.

10:30am-12:3 pm

Native Plants for NoCo

Sat, Feb 5, 10:30am-12:30pm

Botany for Gardeners

Sat, Feb 19, 1:30 - 3:00 p.m

Seven Simple Steps to Save Songbirds

Permaculture for Pollinators, People and Planet
Wed, Jan 26, 2022, Noon

Permaculture uses nature as a model for creating resilient human systems. Join this introductory class to learn how to apply permaculture design to support pollinators, people, and the planet--in suburbia and beyond. Register at:

Phelan Gardens Propagation Education

Sat, Jan 22, 10-11am
Register for the event:

We'll share pro tips re propagating houseplants. If you have questions about a specific plant, snap a picture and we will get you headed in the right direction.

4955 Austin Bluffs Pkwy, CO Springs.

The Windsor Gardener (& Brewery) Classes

6461 Colorado Hwy 392, Windsor, CO

Sat, Jan 15, 10:30-noon

Make and take a terrarium while sipping a brew. Tickets at

Sat, Jan 22, 10:30-noon

Plant a succulent garden and enjoy an adult beverage.
Tickets at

Sat, Feb 19, 10:30-noon

Vegetable gardening in Northern Colorado.

Details at

Sat, Feb 26, 10:30 am-noon

Plant a fairy garden with an absinthe-based cocktail in hand.

Tickets at


Denver Botanic Gardens Orchid Showcase

Jan. 13-Feb. 21, 9 am-5 pm

1007 York Street, Denver

Hundreds of exotic & rare blooms on display from the DBG collection. Showcase is free with paid admission to the Gardens. More information at:

Plant Swap & Tour at Front Range Gardens
Sun, Jan 23, 12-2pm

10195 Wadsworth Blvd

Broomfield, CO 80021
Free Plant Swap! Bring anything plant related (tools, pots, plants, etc). After the swap, tour the facilities from 2pm-3pm.
Learn more at:

8th Annual Habitat Hero Workshop

Sat, Jan 29, 8am-4:30pm
How to Nurture the Prairie in Town and Country, Cheyenne, WY

Attend In-person or Online!

ProGreen Expo

Colorado Convention Center

Feb 1-4


Women in Sustainability Events

Wed, Feb 23, 2022, 5:30pm-8pm
Seed Starter & Seed Swap Workshop

In Person Event held at Modern Nomad, 2936 Larimer St, Denver, 80205. As winter turns to spring, it’s a great time to start your garden! BYOS – We encourage attendees to bring their choice of seeds so that we can all share and swap! 
Learn more & register at

7th Annual Landscaping with Colorado Native Plants Conference 

Sat, Feb 26, 2022, 9 am-4 pm

A virtual event, Keynote speaker Doug Tallamy, author of Bringing Nature Home and Nature’s Best Hope. Other experts in horticulture, ecology and landscape design will share how to plan, plant and maintain beautiful and biodiverse native landscapes. Recordings of the presentations available for registrants after the event.

63rd Annual Colorado Garden &

Home Show

Feb. 12-20

Colorado Convention Center in Denver

Information and tickets at