Ongoing research

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Homeowner's Wildfire Mitigation Guide

Information on this website was compiled by individuals at the University of California, Berkeley, and is based on the results from laboratory fire tests, observations made during post-fire assessments and input from those who are involved in firefighting.
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Fruit Report

This website contains useful horticultural information about establishing and managing fresh market peach, plum and nectarine orchards. It has been developed by University of California scientists and others specifically for California growers. The site is maintained by Kevin R.
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Placer County 4-H 2855 2nd Street Auburn CA 95603
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Placer County 4-H

Welcome to the Placer County 4-H Program, we have approximately 500 youth enrolled in local 4-H programs and nearly 120 adult volunteers engaging youth in varied learning experiences. There are ten clubs in the county. Our mission is to engage youth in reaching their fullest potential while advancing the…
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UC Cooperative Extension Trinity County

Partnerships for ProgressUniversity of California Agriculture and Natural Resources brings the power of UC research and education to all 58 California counties. By providing expertise and fostering partnerships in agriculture, natural resources, wildfire resilience, nutrition, and youth development, we work…
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Contra Costa County Cooperative Extension

The University of California Cooperative Extension Contra Costa County delivers high quality education and research programs that contribute to: Safe, healthy and accessible food Clean water and a healthy environment Improved nutrition habits and well-nourished residents Healthy youth who contri...
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Academic Assembly Council

Welcome to the official web site for the University of California Academic Assembly Council. The mission of the Assembly Council is to provide a forum to enhance the impacts of Cooperative Extension programs and address the professional needs of Cooperative Extension academic employees.
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Annual Range Forage Loss

Estimating the Cost of Replacing Forage Losses on California Annual Rangeland Valuable forage is often lost on annual rangelands because of wildfires, cultivation, and other disturbances.
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Grown in Marin

Grown in Marin is dedicated to Marins agricultural industry, with information & resources for both producers and the general public. Click on For Farmers & Ranchers to access research and best practices geared towards the many sectors within Marin agriculture animal and vegetable, land and sea.
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red watermelon with seeds cut into triangles with rinds on
Master Food Preserver Program of San Diego County: Page

Watermelon Lemonade

A refreshing and tangy lemonade celebrating summer’s bounty of watermelon.  Yield: One pitcher Prep: 10 Minutes Processing: Not required  INGREDIENTS: • 4 cups chopped watermelon • 1 ½ cups lemon juice • ½ cup granulated sugar • 6 cups cold water  INSTRUCTIONS: Prep: • Assemble and measure…
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red watermelon with seeds cut into triangles with rinds on
Master Food Preserver Program of San Diego County: Page

Zesty Watermelon Jelly

Lemon grass adds a fresh scent to this beautiful pink jelly. If you enjoy watermelon in the summertime, you’ll love this unique jelly any time of year. Yield: ~ 5 half-pint jars Prep: 30 minutes + 2 hours Processing: 10 Minutes INGREDIENTS: • 6 cups chopped watermelon (rind removed) • ½ cup white balsamic…
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UC Master Gardeners of Merced County: Article

Best Trees for the Central Valley

May 20, 2026
By Allison Plagenza
By Marc Medefind, UC Master Gardener of Merced CountyWhen’s the best time to plant a tree? It’s a great question and I always smile at the answer: “20 years ago.” The answer to the ensuing question — When’s the second best time to plant a tree?” is even better: “Today!”Right now (even today!) before the…
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Freshly harvested garlic
UC Master Food Preserver: Event

Garlic Preservation Basics: Safe Curing, Dehydrating & Pickling (Online Delivery Program)

Event Date
Jun 16, 2026

Learn practical, research-based methods for preserving garlic bulbs and seasonal garlic scapes at home. In this one-hour class, participants will explore safe techniques for curing (drying), dehydrating, and pickling garlic to help extend storage life and maintain flavor and quality. Frank Voelz of…
UC Master Food Preserver
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Lineup of preserved stone fruits in jars
UC Master Food Preserver: Event

Beyond Jam: Preserving Peaches, Plums & Apricots (Online Delivery Program)

Event Date
Jun 6, 2026

Learn safe ways to preserve peaches, plums, and apricots with fruit butters, compotes, BBQ sauce, and more.Go beyond jam and discover creative, research-based ways to preserve summer stone fruit at home. In this one-hour online class, participants will explore safe methods for preserving peaches, plums, and…
UC Master Food Preserver
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Dark-eyed Junco. Karen White
The Real Dirt: Article

Learning About Birds: The Altacal Audubon Society

May 19, 2026
If we want to instill in our children a love of nature and raise a generation that will want to protect and preserve natural places, we need to get them hooked on birds. This is the wisdom behind many of the programs at Altacal Audubon, our local chapter of the non-profit Audubon Society. Altacal was formed…
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So Many Queens at the California Honey Festival

May 19, 2026
By Kathy Keatley Garvey
 So many queens at the California Honey Festival, which ended its two-day run on Sunday, May 17.The event, held in Woodland on the Yolo County Fairgrounds, wouldn't be a festival without our participating UC Davis scientists and educators. Amina Harris, retired director of the UC Davis Honey and…
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Image of first page of Glenn County UCCE Sacramento Valley Water Newsletter May 2026
Glenn County: Article

UCCE Northern Sacramento Valley Water Newsletter

May 19, 2026
By Curt Pierce
Upcoming UC Extension Events. 1Article 1: New Stem Water Potential Calculator Available Online. 2Article 2: Drip Irrigation Calculations for a Small Farm/Garden with Bed and Tree Crops  3Article 3: Unusual Winter Weather 2025-2026. 6Article 4: Quarterly Groundwater March 2026. …
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