Gardening

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Hand and arm covered with glove and long sleeve spraying clear mist from a bottle onto a green shrub.

Understanding Pesticides

June 2, 2026
By Belinda Messenger-Sikes
Many tools are available to help gardeners, pest management professionals, and growers practice sustainable pest management without the use of pesticides. Sometimes, however, a pest infestation is too high or nonchemical methods haven’t worked, so the next solution might be to use a pesticide. Pesticides are…
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UC Master Gardeners of Tuolumne County: Article

Why Check Soil pH First

May 30, 2026
Will your garden soil produce well? One of the best items to check is your soil pH or acidity. pH stands for the “potential of hydrogen” and is a scale that indicates whether your soil is acid or alkaline (basic). The pH scale runs from 0 to 14 with 7.0 being neutral. If your pH is below…
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UC Master Gardeners of the Lake Tahoe Basin: Article

Central Sierra: Red Twig Dogwood

May 28, 2026
Red Twig Dogwood: A Native Shrub of Beauty and Ecological Value  Red twig dogwood is one of the most recognizable native shrubs in the Lake Tahoe Basin. Also known as red osier dogwood, this deciduous shrub thrives in moist mountain environments and is valued for its vivid winter stems, ecological…
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UC Master Gardeners of the Lake Tahoe Basin: Article

Central Sierra: Smart Water-Saving Tips for Tahoe Gardens

May 28, 2026
Beat the Heat: Smart Water-Saving Tips for Tahoe GardensJen Cressy, South Tahoe PUD Water Efficiency Technician and UC Master GardenerGardening in Tahoe is rarely simple. High elevation, sandy and rocky soils, low humidity, intense sunlight, and summer heat waves can all place stress on landscape plants…
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Glassy-winged sharpshooter adult and (out-of-focus) nymph on green lemon twig.

Purchased a Grapevine at Costco in N. CA Recently? Read This!

May 28, 2026
By Karey Windbiel-Rojas
Updated May 29, 2026 at 4:30pmAn invasive insect called the glassy-winged sharpshooter (GWSS) has been found on grapevine shipments sold at select Costco locations in Northern California between April 21 and May 21, 2026. Note that the timeframe for grapevine plants sold at Costco has been extended to April…
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UC Master Gardeners of the Lake Tahoe Basin: Article

Central Sierra: It's June Bug Season

May 27, 2026
June bugs are among the most familiar insects of early summer. Although people commonly call them “bugs,” they are actually scarab beetles in the genus Phyllophaga. These beetles are usually brown, oval-shaped, and active at night, often flying clumsily around porch lights. Their larvae, known as white grubs…
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Picture of a suburban front porch with green landscaping and outdoor furniture arranged on the porch.
UC Master Gardeners of Tuolumne County: Article

Zucchini Porches in Tuolumne County

May 24, 2026
           What makes a neighborhood a community? Is it holiday decorations, strollable sidewalks, or HOA-stipulated paint colors? Laughing children, knowing your neighbors and aesthetic beauty are all components of your surrounding neighborhood. But I think front porches create…
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agricultural field shows rows of plants alternating with drip irrigation lines
UC Master Gardeners of El Dorado County: Article

Central Sierra: Save Water with Drip Irrigation | El Dorado County

May 22, 2026
Drip irrigation is well-suited to the El Dorado County landscape. It is doubtful that anyone living in El Dorado County, or the whole of California for that matter, is not aware of drought conditions impacting everything from household water use, home gardening, commercial agriculture, new home…
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