Master Gardeners are volunteers trained to assist the Texas A&M AgriLife Extension in reaching its mission to bring relevant, research-based information in horticulture to the public. Volunteers are members of the local community who are enthusiastic, willing to learn, and want to educate other residents of Harris County.
2025 Fall Master Gardener Volunteer Training Information
When: 12 consecutive weeks Fall 2025
September 3rd, 2025 to November 19th, 2025
Every Wednesday from 8:30am to 3:30pm
Location will vary week to week. Classes will take place across Harris County.
Cost: $300 (includes training book, in person instruction, and association membership)
Information Session and Next Step: Thank you for your interest in our program. You must attend an information session as a first step to becoming a Master Gardener. Advanced registration is required to attend an information session. All information sessions cover the same material, so only attend one. Space is limited. Sign up for a 2025 information session:
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July 24th from 6:00 PM- 7:30 PM at 13105 Northwest Freeway Houston, TX 77040
https://signup.com/go/KPxfOfk -
July 26th from 10:00 AM- 11:30 AM at 1210 Genoa Red Bluff Road Houston, TX 77034
https://signup.com/go/XmpnsYV -
July 26th from 2:00 PM- 3:30 PM at 1210 Genoa Red Bluff Road Houston, TX 77034
https://signup.com/go/spFBWCz
Attending an information session is required for anyone interested in applying to take the Master Gardener Training class. Applications for admission to the program will be handed out during the information session. You should only attend one of the offered information sessions (they will each cover the same information). Becoming a Harris County Master Gardener involves a 12-week horticultural training program and expert led classroom instruction. There is a required yearly service hour commitment. Master Gardeners focus on community education and volunteer service in support of Texas A&M AgriLife Extension Service.
As a reminder, our intent is to train members of the public that would like to be volunteers. If you are looking for educational classes or volunteer opportunities for other reasons, Please complete this interest form
