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May 2025Archived

 

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Yellow, orange and burgundy flowers

This week in the garden: June 19 - 25

June 19, 2026
Pre-dawn irrigation is preferable to reduce the amount of water lost to evaporation.TasksControl weeds before they flower, produce seed and multiply.If citrus trees have scale, mites or thrips, spray with summer weight horticultural oil.Treat petunia, geranium and tomato plants with Bacillus thuringiensis …
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Banner Vermicomposting with red wiggler worms - photo UC ANR
UC Master Gardener Program of Contra Costa County: Article

Worm Warriors: Getting started with vermicomposting

June 19, 2026
By Charlotte Lee
 How would you like to recycle your kitchen scraps by turning them into "black gold," nutrient-rich worm castings? This can be accomplished by vermicomposting, which is the process of red wriggler worms turning food scraps into vermicompost or worm castings (worm “poop”). Why vermicompost…
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A farmers market amongst eucalyptus trees with rows of tents and shoppers, featuring a circular logo with "Cardiff Farmers Market" text, a surfer, and fruit.
UC Master Gardeners of San Diego County: Event

Ask-A-Master Gardener at Cardiff Farmers Market

Aug 8, 2026

Visit our Ask-A-Master Gardener booth with your gardening questions, and we'll help find research-based answers!Hosted by Cardiff 101 Main Street, this Certified California Farmers Market offers a fantastic array of locally sourced produce from our dedicated local farmers. Explore a variety of food products,…
UC Master Gardeners of San Diego County
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A farmers market amongst eucalyptus trees with rows of tents and shoppers, featuring a circular logo with "Cardiff Farmers Market" text, a surfer, and fruit.
UC Master Gardeners of San Diego County: Event

Ask-A-Master Gardener at Cardiff Farmers Market

Jul 11, 2026

Visit our Ask-A-Master Gardener booth with your gardening questions, and we'll help find research-based answers!Hosted by Cardiff 101 Main Street, this Certified California Farmers Market offers a fantastic array of locally sourced produce from our dedicated local farmers. Explore a variety of food products,…
UC Master Gardeners of San Diego County
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NAACP North San Diego County Juneteenth Cultural Celebration on Saturday, June 20, 2026 at 10:00 AM. Compilation of a silhouette of a person with a headwrap and hoop earrings, alongside a pier and palm trees at sunset, a blue sky with tents and people walking in a street fair with a gold-domed building in the background.
UC Master Gardeners of San Diego County: Event

Ask-A-Master Gardener at Juneteenth Festival

Jun 20, 2026

Visit our Ask-A-Master Gardener booth! Bring your gardening questions and we will help find research-based answers!Each Year the North County NAACP hosts it's annual Juneteenth Celebration in Oceanside. The free to attend family celebration will feature vendors, food and educational/informational booths…
UC Master Gardeners of San Diego County
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UC Master Gardener Program of Contra Costa County: Article

Creating a Pollinator Garden

June 18, 2026
By Robin Mitchell
“When we try to pick out anything by itself, we find it hitched to everything else in the universe.”   — John MuirPollinators are Essential to our Ecosystem Pollinators, which include bees, wasps, beetles, moths, butterflies, other insects, and hummingbirds, are in decline. There are many…
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Garden Scene Investigator - Zoom
UC Master Gardeners of Orange County: Event

Integrated Pest Management Anaheim Hills

Jun 26, 2026

Eww, gross!  Is that what you think about those insects in your garden?   Learn multiple techniques for effective pest control that are the least toxic for your home environment.  UC Master Gardeners or Orange County will provide you with the latest information on a variety of methods to keep…
UC Master Gardeners of Orange County
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Banner 2 peas and beans - photo Pexels-dendron-chamberlain
UC Master Gardener Program of Contra Costa County: Article

Growing Snap Peas and Green Beans in Containers for Small Spaces Gardening

June 18, 2026
By David George
Why Peas and Beans Are Ideal Container Crops Have you thought about growing snap peas or green beans in containers? It’s easy! These healthy and delicious dinner veggies can grow right on your deck or patio just outside your kitchen. Both green beans and snap peas are excellent candidates for container…
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Gehringer Banner image - poppies - Photo Phil Quinlan
UC Master Gardener Program of Contra Costa County: Article

New Gehringer Public Demo Garden

June 18, 2026
By David George
 The new Gehringer California native plant demonstration garden in Concord is now open to the public! It’s located in the public walking space outside the Gehringer Community Garden, at 1790 Lynwood Dr. in Concord. It demonstrates the versatility and adaptability, and survivability of California natives…
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banner picture for water conservation
UC Master Gardener Program of Contra Costa County: Article

Simple Strategies for Using Less Water - Part 2 of 2

June 18, 2026
By Lori D Palmquist
California's Path towards Sustainable Water UseWe all need water to survive. And we are so fortunate to be living in an urban setting where we have instant access to a clean supply of this precious resource. It always feels like a miracle to me that in Contra Costa County, the water that we consume during…
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