Contact Us
Call a Helpline:
Arroyo Grande (805) 473-7190
San Luis Obispo (805) 781-5939
Templeton (805) 434-4105
Send us an email: anrmgslo@ucanr.edu
Follow us on social media:
Helpline: Ask a Master Gardener
NOTE: DUE TO COVID-19 RESTRICTIONS, ALL OFFICES ARE CLOSED. YOU CAN STILL CONTACT US VIA OUR HELPLINES AND VIA EMAIL.
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Master Gardener Helpline volunteers are available to answer your gardening questions and evaluate your specimens. We use science-based resources and provide you with evidence-based research and advice. Send Us an Email An attached photo is helpful in diagnosing your plant problem. Take close-ups of the surfaces of the leaves, and include a photograph of the entire tree or plant. Flowers, shapes of leaves and the place where the leaves attach to the stem are helpful in plant identification. Include your location in the county, as problems vary from area to area. Send photos of insects, top and underside, if possible. |
Call or Visit in Person (Bring us your samples)
San Luis Obispo: (805) 781-5939
University of California Cooperative Extension
2156 Sierra Way, Suite C
San Luis Obispo, CA 93401
Volunteers available Mondays and Thursdays 1–5 PM
Front office is open and can accept samples 8:00 AM to 5:00 PM Monday through Friday.
Arroyo Grande: (805) 473-7190
County Agriculture Commissioner's Building
810 West Branch Street
Arroyo Grande, CA 93420
Volunteers available Wednesday 10 AM to noon
Front office is open and can accept samples 8:00 AM to 2:30 PM Monday through Friday.
Templeton: (805) 434-4105
County Agriculture Commissioner's Building
350 N. Main St., Suite B
Templeton, CA 93465
Volunteers available Wednesday 9:00 AM to noon.
Front office is open and can accept samples 12:00 PM to 2:30 PM Monday through Friday.