Topics in Subtropics

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Topics in Subtropics Blog
You can subscribe to this  blog with multiple entries per week reflecting what's happening with subtropical crops and upcoming educational events.  Just click on the "Subscribe" button just to the right of this paragraph.  There's also our seasonal quarterly Topics in Subtropics newsletter found at our Ventura, Santa Barbara, San Luis Obispo, Riverside, San Diego, Tulare and Kern Counties Cooperative Extension websites.
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citrus winter yellows

Winter Yellows

February 12, 2020
By Ben A Faber
Several calls have come in from growers lately about yellow avocado and citrus trees. the yellowing is most common on the late summer flush leaves or can affect the whole canopy on young trees. In severe cases leaves fall.
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avocado flowers 2

Time to Gibb Avocados?

February 10, 2020
By Ben A Faber
Avocados in some parts of coastal California have been blooming. Some of them got hit by the cold weather in the first part of February. In the coldest areas there was a little bit of new leaf damage, but this has been minimal.
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soil texture granular

Myths of the Soil

February 7, 2020
Washington State University and UCCE Ventura County, respectively Soils found in home gardens and public landscapes usually bear little resemblance to the original soil.
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