Ongoing research

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close up of hand holding pruning shears up to a rose branch before cutting
UCCE in the County of San Luis Obispo: Event

Workshop: Roses — Pruning, Pests, and Diseases

Event Date
Apr 18, 2026

A little rose care this spring can lead to healthier roses and more blooms. Learn about when to prune roses (hint: some should be pruned in late spring), and how to prevent or treat common diseases and pests, including mildew, rust, black spot, aphids, and spider mites. 
UCCE in the County of San Luis Obispo
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UCCE in the County of San Luis Obispo: Event

Workshop: Building Healthy Soils for Home Gardens and Landscapes

Event Date
Mar 21, 2026

UC Master Gardeners will discuss the details of soil testing, including when and how to test, as well as the roles of fertilizers, amendments, and mulch in soil improvement.
UCCE in the County of San Luis Obispo
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close up of tomatoes growing on plant
UCCE in the County of San Luis Obispo: Event

Workshop: Tomatoes A to T

Event Date
Feb 21, 2026

UC Master Gardener Mike Zigelman will be talking about tomatoes, everything from their humble origins to why those store bought tomatoes are so bland; how to select, plant and care for them and even how to graft them. Hopefully, we'll almost achieve TMI (Too Much Information) for even the most devoted tomato…
UCCE in the County of San Luis Obispo
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close up of avocados and oranges growing on tree branches
UCCE in the County of San Luis Obispo: Event

Workshop: A Primer on Growing Citrus & Avocado

Event Date
Jun 20, 2026

UC Master Gardeners will present on growing citrus and avocado trees for home gardens. The workshop will cover the unique features of different varieties of avocados. Care of these crops and common pest and disease problems seen by growers will also be discussed.
UCCE in the County of San Luis Obispo
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Photo of pastures with chicken schooners
San Diego County Climate Smart Agriculture: Article

Support for the SWEEP/HSP Block Grants

February 4, 2026
By Michael Jaquez
 The Climate Smart Agriculture ProgramThe Climate Smart Agriculture Program is a team of Community Education Specialists that have historically provided technical assistance to local growers, for CDFA's Healthy Soils Program (HSP), State Water Efficiency and Enhancement Program (SWEEP), and Alternative…
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UCCE Siskiyou: Page

Youth Events

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close up of avocados and oranges growing on tree branches
UC Master Gardeners of San Luis Obispo County: Event

Workshop: A Primer on Growing Citrus & Avocado

Event Date
Jun 20, 2026

UC Master Gardeners will present on growing citrus and avocado trees for home gardens. The workshop will cover the unique features of different varieties of avocados. Care of these crops and common pest and disease problems seen by growers will also be discussed.
UC Master Gardeners of San Luis Obispo County
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Livestock Feeds and Feeding 101
UCCE Siskiyou: Event

Feeds and Feeding 101

Event Date
Feb 25, 2026

4-H, FFA, & Independent Featuring Dr. Celina Phillips, Professor of Animal Science, Chico College of Ag. Understanding the fundamentals of livestock feeds and nutrition.Learn how to customize your feeding program to maximize market animal performance. 
UCCE Siskiyou
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close up of hands holding pruning shears to a rose branch right before making a cut
UC Master Gardeners of San Luis Obispo County: Event

Workshop: Roses — Pruning, Pests, and Diseases

Event Date
Apr 18, 2026

A little rose care this spring can lead to healthier roses and more blooms. Learn about when to prune roses (hint: some should be pruned in late spring), and how to prevent or treat common diseases and pests, including mildew, rust, black spot, aphids, and spider mites. 
UC Master Gardeners of San Luis Obispo County
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Event Primary Image
close up of hand holding soil with test tube of soil
UC Master Gardeners of San Luis Obispo County: Event

Workshop: Building Healthy Soils for Home Gardens and Landscapes

Event Date
Mar 21, 2026

UC Master Gardeners will discuss the details of soil testing, including when and how to test, as well as the roles of fertilizers, amendments, and mulch in soil improvement.
UC Master Gardeners of San Luis Obispo County
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