Yard & Garden/Horticulture

Master Gardeners is a volunteer program that provides key horticulture education and information to residents in Linn County.

The Extension Master Gardeners Program exists in all fifty states. It is recognized internationallly, and in Iowa is coordinated by Iowa State University Extension and Outreach with support from the Department of Horticulture. 

 Who are the Master Gardeners How to Become a Master Gardener Request a Master Gardener Speaker

 Master Gardener Hortline Info For Current MGs


Find out information on Master Gardener Continuing Education Credits.

Local Highlights

Master gardener training
March 2, 2021

Master Gardener Training 2021 will be offered online and will include 17 online modules for participants. Online applications are open from March 1 through July 1.

Computer depicting online webinar
January 19, 2021

Take a look at this listing of online opportunities to expand your horticulture knowledge.

garden beds
July 23, 2020

See a bird's eye view of our gardens!

flowers and watering can
April 20, 2020

We can't be there to show you how -- but we can help you learn!

Agriculture and Natural Resources has many resources to help Iowans. Get a list of them all here.

Statewide Resources

  • Convenient access to horticulture publications, programs and people.

  • Production and business management information for commercial producers on wide variety of fruits and vegetables.

  • Helping support the state’s evolving grape and wine industry, because the potential economic opportunities in wineries, value-added agriculture and tourism are limitless.

  • Horticulture & Home Pest News is filled with articles on current horticulture, plant care, pest management, and common household pests written by Iowa State University Extension specialists.

  • Master Gardeners are individuals who have an interest in horticulture, have taken the Master Gardener training offered by Iowa State University Extension, and share their time and expertise with other gardeners.

  • Images and information on a wide range of common pest and non-pest insects encountered in the home, yard and garden.

  • Information on Pesticide Applicator Training, Integrated Pest Management, and related environmental programs.

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