
The Master Gardener Program trains garden enthusiasts to learn, grow, and teach others about plants and gardening in the home landscape. Participants receive 40 hours of training via webcasting, face-to-face, and hands-on workshops, while interacting with others of similar interests. After completing their training, Master Gardener Interns volunteer 40 hours of service in county approved projects related to gardening education to become active Master Gardeners. To maintain active status, Master Gardeners must attend at least 10 hours of county approved continuing education and volunteer at least 20 hours of service on county approved projects.
Explore additional details- Class on Campus
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Class on Campus is an in-person, day-long workshop that provides a more in-depth exploration of select topics from the Master Gardener training course. These classes will be led by campus experts and graduate assistants from Iowa State University. Groups will spend the day rotating through hands-on workshops in Entomology, Botany, Soils, Plant Pathology, and Composting in Ames.
Discover program details. - Facebook: Jasper County Master Gardeners
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Discover program details. - Facebook: Mahaska County Master Gardeners
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Discover program details. - Facebook: Master Gardener Program Monroe County
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Discover program details. - Facebook: Union County Master Gardeners - Iowa
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Discover program details. - Home Gardening Webinars
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Join us for a variety of webinars that will expand your knowledge, introduce you to new topics, and allow you to connect with experts from across the field. All ages and backgrounds are welcome to attend.
Discover program details. - Horticulture Seminar Series
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Seminar presentations presented by the ISU Department of Horticulture for Extension and Master Gardener program use.
Discover program details. - Master Gardener Local Outreach
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Local outreach events planned and delivered by county extension Master Gardener coordinators and volunteers.
Discover program details. - Master Gardener Winter Webinar Series
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The Master Gardener Winter Webinar Series will offer a variety of webinars that will expand your knowledge, introduce you to new topics, and allow you to connect with experts from across the field. The three subject areas for this year's series are pollinators, landscaping, and propagation. All events are free and open to the public, so invite a friend to learn more about these exciting topics with you. All sessions will be live and will include a Q&A section at the end of the presentation.
Discover program details. - Resource-Guide-for-Iowa-Master-Gardeners
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The official textbook of the Iowa Master Gardener training: each chapter is written by Iowa State University Extension and Outreach specialists, providing information and answers to questions about growing and tending plants.
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Marion County Extension Master Gardeners

The Master Gardener program is a volunteer service training program whereby adults are given advanced training in horticulture in exchange for volunteer service to the community.
Mission
The mission of the Master Gardener Program is to provide current, research-based, home horticulture information and education to the citizens of Iowa through ISU Extension programs and projects. Through their participation in educational activities, Master Gardeners also increase their own personal knowledge in horticulture.
Horticulture and Home Pest News
For timely and relevant news on flowers, gardens, pests and, more go to the Horticulture and Home Pest News website.
Trees
For common tree identification go to the Interactive Tree Identification Key.