UC Master Gardeners, Santa Clara County, CA
University of California
UC Master Gardeners, Santa Clara County, CA

Visiting Palo Alto Help Desk

You can visit our Palo Alto help desk at Gamble Garden in Palo Alto for in-person gardening advice or to have a plant problem identified. It’s recommended to call before coming to the office.

Fridays, 1–4 pm
February through November
(Closed December & January)
650-329-1356 extension 205

Note: Before you come in, please review our plant diagnosis questions to gather information that will let us better assist you.

Bringing in samples

  • Samples with live insects should be placed in a sealed container, such as a glass jar or plastic bag.
  • Bring enough plant material to work with for diagnosis which means including both healthy and unhealthy tissue.
  • Bring recent samples, not old, dried out material.
  • Please do NOT include wet paper towels in bags with plant samples.


Elizabeth Gamble Garden
1431 Waverley St, Palo Alto, CA 94301

Webmaster Email: webmaster-mgsantaclara@ucanr.edu