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UC Master Gardeners of Orange County

UC Master Gardeners of Orange County at events

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.

 

Join us for the UC Master Gardener Expo, Plant Giveaway & Sale

 

Master Gardeners displaying table items for controlling mosquitos
Photo credit  MG E.Neilsen

Join us for the highly anticipated Master Gardener Expo, taking place on Saturday, April 11, 2026, from 9 AM to 1 PM at the Norman P. Murray Center in Mission Viejo. This vibrant event promises an incredible array of over 1,500 plants for sale, (the first 500 families in attendance receive a free 4 inch plant!)  including your favorite native plants, delightful succulents, aromatic herbs, and even homegrown tomatoes and peppers. Plus FREE compost while supplies last.

Join us for a day filled with inspiration as you explore the diverse offerings from our dedicated vendors and engage in enlightening garden talks designed to elevate your gardening skills and knowledge. Whether you're a seasoned gardener or just starting your green journey, this Expo is the perfect opportunity to connect with fellow gardening enthusiasts and learn from experts in the field. Mark your calendars today, and get ready to immerse yourself in the joy of gardening and community!

Want More Details?  Click this link to find more Expo information

Contribute for a Better Future

Upcoming Events

Butterflies and Other Pollinators - San Juan Capistrano
Event Date
April 12, 2026

Bees Butterflies & Other Pollinators-Anaheim

Ready for another rendition of the birds and the bees – from the gardeners’ point of view?   It’s called pollination – the loving interplay between pollinators and flowers that keeps the…
Composting bins
Event Date
April 15, 2026

Compost Basics 101 - Yorba Linda

Just how does compost happen? Nature, as it recycles by decomposition, provides us with garden gold. UC Master Gardeners of Orange County will teach you why it is important to recycle organic…