News from UC Master Gardener Program of San Diego County

UC Master Gardener

Fall Plant Sale

Saturday, September 20, 2025

9 am - 3 pm

Balboa Park, Casa Del Prado Room 101, Patios A and B

Shop for a variety of plants, repurposed garden equipment, garden art, bird houses, succulent decorated pumpkins and more!



Attend one of our many talks and demonstrations led by UC Master Gardeners of San Diego and bring a working pruner or lopper so our Tool Committee can clean and sharpen it for free!

Learn more at our web site:

Check out the list:

Learn more here: and here:

This recent SAN DIEGO U-T article explains how non-native owls can threaten our ecosystem.

Learn more here:

Minimize these summer pests with these helpful mosquito abatement tips:

From noon to 1PM, each month’s first Wednesday, we offer free advice.

Learn more here:

The Spotted Lanternfly Is Headed Our Way, and That’s Not Good

This month’s CA Garden Magazine details the significant damage this invasive species can cause to grapevines, fruit

trees and other trees.

Read the article here:

Thank you to our partners:

Master Gardener Association of San Diego County support the University of California Master Gardener Program of San Diego County