Become a Master Gardener

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.

Requirements to become a certified Master Gardener include:

  • 72 hour training course attendance
  • 60 hours of volunteer service in Extension approved activities.

Requirements to maintain certification:

  • 30 hours of volunteer service annually in approved activities
  • 6 hours of continuing education from approved sources

To learn more about upcoming training classes in Harris County, visit


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