Visit our Colorado State Extension office for more news, tools and resources.

   
Colorado State University Extension offices like the one in Jefferson County bring the research and resources of the university within easy reach, and our staff are here to help.

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Horticulture Program

This page is your source for horticultural programs and class offerings through Jefferson County Extension.  You’ll also find many links to useful on-line resources!

Get your Colorado Gardener Certificate!
dsc03616Have you always wanted to learn more about diagnosing plant disease and pest problems? Would you like to become an expert in water wise irrigation design? Would you like to increase your understanding of how plants grow? Then join us for the 2017 Colorado Gardener Certificate Program!

 

 

Students will take the same training as the CSU Master Gardeners taught by CSU faculty but will not be required to partake in the volunteer portion. Classes will take place on Wednesdays from 9 am – 4 pm, January through March and will cover basic botany, soils, entomology, pathology, turf, vegetables, tree planting and proper pruning, diagnostics, and weed management plus a wide variety of electives.  The cost is $530 for the entire certificate program (approx. $9 / instruction hour).

Applications and schedule details are available through Mary Beth Mainero at 303-721-6643 or at mmainero@jeffoco.us. Deadline for applications is December 11, 2016.

Gardening Help

Master GardenerHave a gardening question?  Call the Master Gardener hotline (303)271-6632 to get personalized help with your specific situation.  You can also email questions and pictures to Master Gardeners from May through September only, at mastergardener@jeffco.us.

You can also check our pest update blog for the latest landscape and garden problems reported to us. Our “Common Garden and Landscape Problems” page covers plant problems according to the season.

Plant Diagnostic Clinic

Jefferson County Extension has an on-site walk-in plant diagnostic clinic staffed by trained personnel   in plant forensics, plant, insect and landscape weed identification.  Before bringing a sample to the clinic, check this link for instructions on the type of sample to collect.

Samples may be dropped off anytime during normal business hours: 8 am to 5 pm, Monday through Friday.  We try to complete your diagnosis within 3 business days. Fees apply.

LawnCheck

Schedule an appointment now: kecuster@jeffco.us or 303.271.6620 for a lawn expert to evaluate your lawn and its trouble spots.  Fees apply.

Demonstration and Research Gardens

Plant Select garden

Our two on-site gardens are open to the public. The Plant Select garden offers beautiful displays of water-wise and climate tested plants.  There’s a kiosk in the garden containing information on the plants and their growing requirements.

 

blueberry

The Horticulture Research and Demonstration Garden contains on-going studies including blueberry production, apple tree training, tomato and pepper variety trials and innovative vegetable garden season extension tools.  We are also developing an insectary garden to attract beneficial insects.

Web Resources