Ongoing research

UC Master Gardeners of Placer County: Article

Seed Distance Chart

April 13, 2026
Vegetable Cycle Pollination Pollinator Isolation Distance Seed Longevity Saving Ease Direct Trans Notes Bean A Self   100’ 2-3 yrs easy D Lose vigor rapidly. Soybean A Self   100’ 2-3 yrs easy D   Beet/Chard B Cross Wind ½ mi 3-5 yrs * D Beets cross with chards. Broccoli/Kale/Cauliflower B…
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Stanislaus County: Article

Evapotranspiration Report - 04/09/2026

April 13, 2026
By Sandi L Gudino
Please find the attached document to provide the previous week’s estimated water use report in terms of evapotranspiration for almonds, peaches, walnuts, established vineyard, alfalfa, and pasture in Stanislaus County. This report may be used as a guide in your irrigation schedule for the…
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UC Rice Blog: Article

Stem Rot Monitoring Guidelines for the Mid Boot Stage

April 13, 2026
By Luis A Espino
Stem rot is a common rice pathogen present in all fields. The pathogen produces resting structures called sclerotia that survive in the soil after harvest. The sclerotia germinate in the spring and the pathogen infects tillers at the water level approximately when plants reach panicle initiation (45 to 50…
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Map of the Mediterrean Climate areas
Over the Fence (Alameda County): Article

Decoding the mysteries of microclimates in Alameda County

April 12, 2026
By Patsy Babbitt
Have you ever wondered why you can't seem to grow beefsteak tomatoes in your Alameda City garden even though your friend in Livermore gets huge and wonderfully tasty ones? A big part of the answer relates to the different microclimates of each city. The University of California Agriculture and Natural…
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Cooperative Extension Ventura County: Page

Afterschool and Enrichment Programs

Afterschool and Enrichment Programs4-H Afterschool and School Enrichment Programs is a special focus area within the California 4-H Youth Development Program. We partner with community youth-serving agencies to support quality afterschool environments. We provide support to existing …
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UC Master Gardener Program of Contra Costa County: Event

Our Garden Talk - The Good, the Bad and the Bug-ly - OG2026

Event Date
Jun 24, 2026

Our gardens are alive with an abundance of small invertebrates, many of which play a crucial role in maintaining the health and balance of our home ecosystem. While these organisms are often seen as pests, sometimes prompting the use harsh chemicals for control, there are environmentally friendly…
UC Master Gardener Program of Contra Costa County
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UC Master Gardener Program of Contra Costa County: Event

Our Garden Talk - Weeding Out Weeds - OG2026

Event Date
Jun 17, 2026

Weeding Out Weeds"Weeding out Weeds."  Come learn about the many strategies that will help you get control of the weeds on your property. What common weeds should be eliminated, and what plants are not technically weeds but need to be planted with caution or avoided altogether. Presented by UC…
UC Master Gardener Program of Contra Costa County
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UC Master Gardener Program of Contra Costa County: Event

Our Garden Talk - The Miracles of Mulch - OG2026

Event Date
Jun 10, 2026

The Miracles of MulchDiscover how a simple layer of the right material can transform your garden into a thriving, low-maintenance ecosystem. Learn which mulches feed your soil, conserve precious water, suppress weeds, and moderate temperature extremes—all while reducing your workload. Presented by UC…
UC Master Gardener Program of Contra Costa County
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UC Master Gardener Program of Contra Costa County: Event

Our Garden Talk - Under the Weather - When Plants Get the Blues - OG2026

Event Date
Jun 3, 2026

Under the Weather - When Plants Get the Blues."Under the Weather: When Plants Get the Blues (and Yellows, and Browns)" Diagnosing a plant problem is a lot like forensic science—you have to separate the "crimes" committed by living organisms (biotic agents that cause disease) from the "accidents" caused by…
UC Master Gardener Program of Contra Costa County
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UC Master Gardener Program of Contra Costa County: Event

Our Garden Talk - Amazing Basil - OG2026

Event Date
May 27, 2026

Amazing BasilDid you know there are over 150 varieties of basil, each with unique aromas, colors, and healing properties. Rose Lovell of Morning Sun Herb Farm will explore how this ancient plant serves as a culinary staple, a medicinal powerhouse, and a stunning ornamental addition to any landscape.Presented…
UC Master Gardener Program of Contra Costa County
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