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Mercer Botanic Gardens » Environmental Resource Guide

The Environmental Resource Guide is a searchable, web-based resource that includes information about all organizations in the Greater Houston Area conducting environmental work. This guide is a one-stop-shop for any resources or connections you may need, and is updated often to ensure you have access to the newest information.

Scroll through the guide, view a list of all organizations, or view all categories of organizations below. At the very bottom of the page is an archive containing older versions of the printed guide available for download.

If you have any questions, would like to make edits to a current listing, or would like to add or remove an organizations, please reach out to us.

Photo of Mercer Botanic Gardens

Mercer Botanic Gardens

Work 22306 Aldine Westfield Road Humble TX 77338 Work Phone: (713) 274-4160 Website: Mercer Arboretum and Botanic Gardens Website Website: Friends of Mercer Botanic Gardens


Purpose: Mercer Botanic Gardens (MBG) seeks to establish and maintain a versatile botanical facility for Houston and the greater Gulf Coast region, serving the general public, the horticulture industry, and the scientific community. MBG strives to improve  quality of life and inspire greater appreciation for the essential value and beauty of the plant world.

Programs: Adult programs include gardening, landscaping, horticulture and nature-themed workshops, lectures, demonstrations, and continuing education. Children can attend weekly Story Time sessions and participate in exciting, age-appropriate,  garden-themed programs. Internships may be available for college students. Visit the website calendar or MBG’s Facebook page for the latest information on upcoming programs and events.

Major Events:

  • Lunch & Learn: Meets the second Wednesday of each month from noon to 2 p.m. Bring lunch to enjoy while viewing a presentation on various garden topics. 
  • March Mart: Largest annual plant sale and fundraiser hosted by the Friends of Mercer Botanic Gardens, a 501(c)(3) organization supporting Mercer. Takes place on the fourth Friday and Saturday of each March. 
  • Autumn Festival and Plant Sale: Featuring pollinator-themed presentations, exhibitors, and games. The Friends of Mercer Botanic Gardens hosts the partnering Plant Sale.
  • Garden Tours: Monthly walking and cart tours hosted by staff and trained garden docents.


Volunteer Opportunities: Expand your horticulture knowledge and make new friends while volunteering in the gardens and the greenhouses. Other volunteer opportunities include working in the botanical center, assisting adult and children’s workshops, and guiding walking tours. Contact mercerbotanicgardens@pct3.hctx.net for more information.


Stephen DuBois, Park Director
(713) 274-4160

Doug Gleason, President of the Friends of Mercer Botanic Gardens
(713) 274-4166