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May 2025Archived
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Monarch butterfly resting in the center of a pink flower.
UC Master Gardeners • Napa County: Event

Library Talks: The Monarch Project - Be A Butterfly Angel

Aug 6, 2026

Learn how to help support our declining population of Western Monarch Butterflies.Napa County plays an important role in the breeding and migration paths of the Western Monarch Butterfly.  Join the UC Master Gardeners to learn about the population dynamics of this beloved pollinator, and see what you…
UC Master Gardeners • Napa County
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UC Master Food Preservers of Central Sierra: Article

Preserve it! Series: How to Calibrate a Food Thermometer

April 30, 2026
A thermometer is only helpful if it's accurate  A kitchen thermometer is one of the best tools to have on hand to ensure quality and safety when cooking and preserving. They come in a variety of types, from dial-stem meat thermometers to glass candy thermometers to digital thermometers with wireless…
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UC Master Food Preservers of Central Sierra: Article

Preserve it! Series: Acidifying Tomatoes

April 30, 2026
Added acid is always required when canning tomatoes Once upon a time, tomatoes were considered a high-acid fruit. But research has since shown that they are, in fact, variable in acidity, with pH levels sometimes going higher than 4.6, the dividing line between high-acid and low-acid foods – and the…
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UC Master Food Preservers of Central Sierra: Article

Preserve it! Series: How to Safely Can Previously Frozen Tomatoes

April 30, 2026
Canning previously frozen tomatoes is not safe in all situations When your vines are producing tomatoes like crazy (or the farmers markets have end-of-season bargains that are simply too good to pass up), keeping up with canning them before the fruits become overripe or spoil can be a challenge…
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IWP Training: Page

Contact Us

Get AssistanceFor the fastest support, please use the following channels based on your needs:General Support: For questions not covered in our training topics, email iwp@ucanr.edu.  Note: Response times may be delayed due to high demand.Bugs & Issues: First check the Known Issues page. If your issue…
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UC Master Food Preservers of Central Sierra: Article

Preserve it! Series: Don't Can Tomatoes from Frost-Killed Vines

April 30, 2026
Tomatoes from frost-killed vines are not for canning As the weather turns cooler and overnight temperatures dip, you may find yourself scrambling to pick the last of your tomato crop. If a frost kills the vines before you get to them all, are the remaining fruits safe for canning? The short answer is no…
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Broccoli and Carrots courtesy of Pixabay
UC Master Gardeners of Ventura County: Event

Garden to Table: Growing Root Vegetables/Santa Paula

Sep 17, 2026

Photo Credit Pixabay Garden to Table: Growing Root VegetablesDiscover how to grow crisp carrots, tender beets, zesty radishes, savory onions, and more in Ventura's ideal climate! In this lecture, a UC Master Gardener will walk you through the best local varieties, harvesting techniques, and storage tips…
UC Master Gardeners of Ventura County
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Artichokes/Pixabay
UC Master Gardeners of Ventura County: Event

Garden to Table Series - Artichokes/Santa Paula

Aug 13, 2026

Photo Credit Pixabay Garden to Table Series - Artichokes Did you know Ventura County is one of the best places in the country to grow artichokes? Join a Master Gardener to discover the tips, tricks, and techniques to successfully add these beautiful, productive plants to your vegetable or…
UC Master Gardeners of Ventura County
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Herbs courtesy of Pixabay
UC Master Gardeners of Ventura County: Event

Garden to Table Series – Mastering Mediterranean Herbs/Santa Paula

Jul 16, 2026

Photo Credit Pixabay Garden to Table Series – Mastering Mediterranean Herbs Unlock the flavors of the Mediterranean right in your backyard! Join us to discover how rosemary, oregano, thyme, sage, basil, and more can thrive in Ventura County's ideal climate — from planting and pest management to…
UC Master Gardeners of Ventura County
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