Ongoing research

UC Master Gardeners of Placer County: Article

Don't Buy These Plants!

December 4, 2025
By Jan Birdsall, UC Master Gardener of Placer County From The Curious Gardener, Spring 2021Nearly 5000 native plants species call California home, more than any other state in the United States. In addition, approximately 1500 non-native plants have established and naturalized in California’s…
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apples on a tree branch
Grown in Marin: Event

UCCE Apple Webinar

Jan 28, 2026

This free educational webinar will cover:Fungal disease identification and organic management with Akif Eskalen, PhD (UCCE)Fire blight identification and organic management with Jim Adaskaveg, PhD (UC Riverside)Codling moth identification and organic management with Jhalendra Rijal, PhD (UCCE)Cover crops…
Grown in Marin
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oranges on a tree branch
Grown in Marin: Event

UCCE Citrus & Avocado Webinar

Jan 14, 2026

This free educational webinar will cover:key considerations for commercial productionscaling upsustainable management practiceseconomic viabilityWith Ben Faber (UCCE Ventura and Santa Barbara), Rebecca Bozzelli and Ross Cannard (7 Moons Farm, Sonoma), Robert Abbott (Abbott Ranch, Carpinteria), and Michael…
Grown in Marin
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peaches on a tree branch
Grown in Marin: Event

UCCE Peach Webinar

Jan 6, 2026

This free educational webinar will cover:peach tree basicsrootstocks and scionssite selectionpruning and thinningsunburn and frost protectionnutrient and water managementIPM for key pestsWith Raymond Mireles (UCCE Fresno and Tulare), Steve Fukagawa (Fukagawa Farms, Fresno), and David Ulmer (Ulmer's Acres,…
Grown in Marin
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UC Master Gardeners of Placer County: Article

Mammalian Pests in the Garden: Control Them, Live with Them, or Both

December 4, 2025
By Bonnie Bradt, UC Master Gardener of Nevada CountyFrom The Curious Gardener, Fall 2021Many of us “Foothill Dwellers” love it here, for the enjoyment of the natural world surrounding us. Sometimes however, that natural world comes in the form of critters, large and small, that love the same veggies,…
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fava beans
Grown in Marin: Event

Nitrogen Management in Organic Production of Annual Crops

Dec 9, 2025

Participants will learn how to estimate nitrogen release from diverse organic sources & translate that into nitrogen fertilization decisions and reporting. We will cover the most common sources of nitrogen and complete a nitrogen budget.Understanding Nitrogen Dynamics: the nutrient, the role of microbes…
Grown in Marin
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UCCE in Santa Barbara County: Event

Bare-Root Fruit Trees Workshop

Jan 10, 2026

Join Santa Barbara Master Gardeners in a Garden Workshop:Bare-Root Fruit TreesTopics covered: all about bare-root fruit trees, planting and care, get hands-on planting experience so bring gloves.  
UCCE in Santa Barbara County
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Lake Bon Tempe's oak woodland
UC Marin Master Gardeners: Article

Biodiversity in the house

December 4, 2025
By Bonnie A Nielsen
Imagine walking deep into a cool, damp, shady redwood forest. Inhale the scent, sink into the duff, touch verdant ferns, pluck tangy huckleberries, marvel at the spectacular vine maples and iris spread out around you. Now, imagine you’re still walking among those redwoods, but this time the plants that…
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