

The CSU Denver Extension – Horticulture Program provides outreach & engagement in all areas of environmental horticulture to the Denver community, including:
- Denver Master Gardener Program
- Research-based information on gardening questions
- Educational programs in horticulture
- Demonstration gardens
Have gardening questions? We are here to help!
Contact a Master Gardener:
HELP Line at Denver Extension Office:
720-913-5278 (please leave a message)
In person at Denver Botanic Gardens Library:
Tuesday, Thursday and Saturday (April – October)
Tuesday only (November – March)
10:00 – 2:00
720-865-3575
gardeninghelp@botanicgardens.org
(admission to DBG library is free; fee and reservations
are needed to enter the the rest of the Gardens)
Grow & Give
Lets Grow Together- Grow Food and Share the Harvest: Learn to grow food and donate extra locally. Colorado State University Extension & Master Gardeners are here to help every step of the way. More resources are added weekly and will change with the season.
Grow your own food and help!

>> Planttalk Colorado – Español
>> Hojas Informativas en Español
Additional Resources:
- Gardening Basics
- Diseases
- Flowers
- Fruits & Vegetables
- GardenNotes (Master Gardener Publications)
- Insects
- Native Plants
- Trees and Shrubs
- Yard
CSU Extension has a long list of publications, fact sheets, and resources on a variety of topics. Check out their website to explore and answer all your yard, horticulture and gardening questions and needs. https://extension.colostate.edu/topic-areas/yard-garden/?target=publications
Announcement
Colorado State University Denver Extension staff are currently working a hybrid schedule with in-office presence depending on the day of the week. Please call or email before you visit to make sure that a staff member will be available to help you.