UC Master Gardeners of Santa Clara County Logo

UC Master Gardeners of Santa Clara County

Master Gardener sign amid spring wildflowers
Pumpkin photo: Rosalie Shepherd

Advice to Grow By ... Ask Us!

UC Master Gardeners are here to help. Here's how to find answers to your gardening questions.

MG Teaching at an Event

Upcoming Events

Want to learn more about gardening, chat with UC Master Gardeners, or catch our next plant sale? See our Events Calendar for upcoming talks, courses, and more.

Deep cracks in dry soil from drought by Jack Kelly Clark UC cropped

Waterwise Tips

Here are some useful tips and links for homeowners and gardeners who want to conserve water and manage their garden and landscape in a responsible manner. Learn about waterwise plants and gardening techniques, lawn replacement and rebate programs, graywater usage, and more.

Asian Citrus Psyllid

Invasive Pests and Quarantines

There are multiple invasive pests of concern, including two quarantines in effect in Santa Clara County: one on citrus fruits and trees for the Asian Citrus Psyllid, and the other on fruit and vegetables due to the Mediterranean Fruit Fly. See our Invasive Pests and Quarantines page to learn more and view the quarantine area maps. Help contain the spread of these pests!

aphid mummies on the back of a green leaf

Tips & Events Newsletter

See our current Tips & Events newsletter for seasonal information plus a handy list of upcoming events.

Subscribe to have the newsletter emailed to you at the beginning of every month. Browse past tips and newsletters.

Vegetables Getty Free Paul Grant

Vegetable Gardening

Want to grow your own vegetables? See our vegetable gardening pages for how to get started and advice on specific vegetables. Our vegetable planting chart shows you the best times to plant vegetables in Santa Clara County.

Master Gardeners of California logo

Become a Master Gardener

Ever think about becoming a Master Gardener? If you love gardening, are interested in science-based horticulture, and would enjoy sharing your knowledge with the public, this may be for you! UC Master Gardeners are trained to give talks and classes, staff a help desk, work in demonstration gardens, answer questions at events, and much more. Learn about the application process.

MG Handbook cover

Master Gardener Handbook

Save 10% on any UC ANR books ordered online, including the excellent California Master Gardener Handbook, by using our promotion code PRCLA43. A portion of online sales that use our promotion code benefits the UC Master Gardener of Santa Clara County program.

Contribute for a Better Future

Upcoming Events

PADG Open Saturdays2
Event Date
October 4, 2025

PADG Open Garden Saturdays - Palo Alto

The Palo Alto Demonstration Garden is open to the public every Saturday morning, from 10 am–noon, May through October, with Master Gardeners on site to answer your gardening questions.
spade, soil digging
Event Date
October 4, 2025

Improving your Garden Soil - Gilroy

Learn about practices that will enhance the soil ecosystem and help produce healthy plant growth. You’ll find out about what you can do to improve soil structure, optimize soil fertility, and…

Office Locations

1553 Berger Drive, Bldg 1
San Jose, CA 95112
United States

Mission Statement

To extend research-based knowledge and information on home horticulture, pest management, and sustainable landscape practices to the residents of California.