Gardening

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mosaic Virus
UC Marin Master Gardeners: Document

Zucchini Yellow Mosaic Virus

Virus transmitted by aphids. After feeding on an infected plant, aphids are only able to transmit this virus for very short periods of time (minutes to a few hours). In general, spread of potyviruses in the field occurs when aphid activity is high and is often very rapid and localized. …
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Expert information on solving home garden plant problems in Sonoma County
UC Master Gardener Program of Sonoma County: Article

Solving Plant Problems

March 16, 2025
By Cynthia Bailey
 The UC Master Gardeners of Sonoma County are available to help Sonoma County home gardeners with a wide variety of common problems seen in the home garden. We offer research-based information about pest management and cultural gardening practices to help gardeners achieve success with a healthy and…
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Beetroot photo Brianna Walther
UC Marin Master Gardeners: Document

Beets

Beets, Beta vulgaris, are a herbaceous biennial that is usually grown as an annual during the cooler months of the year. It is grown as a root vegetable, but the leaves can also be eaten.
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Broccoli photo Marty Nelson
UC Marin Master Gardeners: Document

Broccoli

Broccoli, Brassica oleacea, is a cool season plant in the mustard family consisting of an edible flower head, stems, and leaves. There are short season and long season varieties. You can grow broccoli in the spring and again in the fall. Broccoli is delicious eaten fresh out of the garden.
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cabbage photo Jean Christofferson
UC Marin Master Gardeners: Document

Cabbage

Cabbage, Brassica oleracea var capitata, is a cool weather vegetable related to kale, collards, broccoli, cauliflower, Brussels sprout, and kohlrabi. Can grow year-round along the coast. Native to coastal areas of Western Europe. There are short-season, mid-season, and long-season varieties.
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apples
UC Marin Master Gardeners: Document

Pruning Apple

Scientific NameMalus domestica Special ConsiderationsApples need sturdy branches. Heading cuts are necessary.  Fruit grows on:Old wood (spurs). Spurs form on one to three year old trees. Spurs continue to produce fruit for eight to 10 years, then die off. Trees are continually generating new…
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Apricot tree
UC Marin Master Gardeners: Document

Pruning Apricot

Scientific NamePrunus armeniaca Special ConsiderationsApricots bloom early (February or March). Therefore, late spring rains can limit pollination.Apricots are susceptible to a number of diseases, including eutypa, a water-borne fungal disease. As a result, apricots should be pruned only when rains are…
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Carrots photo Jean Christofferson
UC Marin Master Gardeners: Document

Carrots

Carrots, Daucus carota, are a cool weather crop and a root crop. It is a biennial grown as an annual. Native to Afghanistan.
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cherry tree
UC Marin Master Gardeners: Document

Pruning Cherry

Scientific NamePrunus avium Special ConsiderationsGenerally, cherries are the most difficult fruit trees to keep alive. They do not tolerate wet feet and are very susceptible to brown rot, bacterial canker, root and crown rots, and eutypa, a water-borne fungal disease. As a result, cherries should be…
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