UC Master Gardeners of Orange County

A container garden with a mural in the background.

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What's Going On In Our Gardening Community - Want to learn from the experts?

The Master Gardeners of Orange County provide gardening information to the public. Our mission is to share research-based guidance on home horticulture, pest management, and sustainable landscape practices with residents of Orange County. Our website is currently in transition with additional resources and advice added daily. Please check back regularly for updates.

Check here to find gardening events that are happening in your neighborhood.

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Upcoming Events

July 16, 2025 - August 15, 2025

Answer Your Gardening Questions - Costa Mesa

Visit Our Booth at the Fair!UC Master Gardeners will be on hand to answer your gardening questions at our booth and in the gardens and will provide special displays and discussions about composting…

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July 23, 2025

Pests and Diseases of Tomatoes - Fullerton

The best thing about growing tomatoes – their wonderful flavor. The worst? Pests, diseases and environmental threats. In this presentation, UC Master Gardeners of Orange County will…

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July 23, 2025

Create a Backyard Wildlife Habitat - Mission Viejo

No, not the lions-and-tigers-and-bears kind of wildlife! More like the small critters such as birds, bees, butterflies and lizards. UC Master Gardeners of Orange County will show you how to…

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July 24, 2025

Create a Salad Bowl Garden - Garden Grove

Ah, the salad days of life! Grow your own salad in one compact place. UC Master Gardeners of Orange County will provide information on how to plant a salad bowl garden, covering the…

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