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Have Gardening Questions?

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"Advice to Grow by...
ask us"

Call our Master Gardener hot-line at
(858) 822-6910, it's FREE!

This page is devoted to showcasing some of the Advanced Education Workshops that the San Diego County Master Gardeners put on. More information on various gardening topics can be found at the Master Gardener Association of San Diego County website.

Agricultural Testing Laboratories

View Agricultural Testing Laboratories in a larger map and click on a location to view contact details and testing availability.

Disclaimer: UC Cooperative Extension San Diego office in no way endorses the accuracy or reliability of the companies listed above. The Extension office only provides laboratory contact information as a public courtesy.

Statewide Master Gardener Blog
  • Emerald ash borer on a leaf. Photo by Stephen Ausmus, USDA.
    Important Invasive Species Updates from UC IPM

    Invasive pest species threaten California's natural environment and can have an impact on public health. UC Master Gardeners can help spread the word about these invasive species and how to limit their introduction, spread, and harm. Learn to recognize...


    By Karey Windbiel-Rojas
    Author - Associate Director for Urban & Community IPM/ Area Urban IPM Advisor
    By Melissa G. Womack
    Editor - Communications Specialist III
Upcoming Events
Event Name Date
National City’s Senior Saturday's 10/8/2022
Birds- Bees- Flowers & Trees 10/22/2022
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