St. Louis

Garden plan

Have gardening questions?

Ask a Master Gardener! Call 314-400-7657 Monday through Thursday from 9 a.m. to 2:30 p.m. or email at any time.

Email the St. Louis Master Gardeners
  • Job Openings

    • MU Extension has several job openings around Missouri as we extend our support network for counties.
      View openings near you.
Missouri map with St. Louis county highlighted

We bring Mizzou to you.

MU Extension in Saint Louis County is the outreach and engagement arm of the University of Missouri system providing research-based educational programs for youth and families, businesses and communities, and horticulture. MU Extension is known as a valued and trusted resource for Missourians; providing programming needs throughout the 90 municipalities of St. Louis County in addition to residents in St. Louis City.

  • Our 4-H, community development, horticulture and nutrition/wellness programs provide direct impact to our residents while business development and labor and workforce education support the infrastructure of the community.
  • We support STEM education in schools and community clubs, provide leadership development for residents and organizations, support the local Master Gardener and Master Naturalist Chapters, help small businesses start and grow, provide current workforce information to unions and businesses, and keep families and residents healthy and active.

We do all this through collaborations and partnerships, and through the support of the community.

Explore the MU Extension website and your county page to discover how MU Extension can enhance your life.

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Contact us

MU Extension St. Louis Metro Area Office
8225 Florissant Rd
Saint Louis, MO 63121-2020

Office hours:

8 a.m. to 4:30 p.m., Monday through Friday


Soil testing offered M–F 9 am–3 pm. Pressure canning testing by appointment. Proctoring is not offered at this location.

MU Extension in St. Louis County
132 E. Monroe Avenue
Kirkwood, MO 63122

Office hours:

9 a.m. to 4 p.m. Monday through Friday


We are located a block from Kirkwood Road at the SE corner of E. Monroe and S. Taylor avenues.