Topics in Subtropics

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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GEM

August 18 Avocado Seminar - Escondido

July 16, 2026
By Ben A Faber
California Avocado Growers Seminars Series 2026Thanks to all of our Foundation Sponsors BelowOur Next Seminar  Our last Seminar of 2026August 18 (9 - 12)GEM vs. Hass AvocadosFeaturing a talk byAurelie Lamotte(Customer Development Manager Europe, Westfalia Fruit)"All about GEM Avocados in Europe"…
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heat damage

Heat and the Avocado

July 13, 2026
By Ben A Faber
A past  blog post discusses how growers can alleviate the damage caused by excessive temperatures.To begin with, assess the damage to your trees. If your trees have been lightly “toasted,” it’s best to leave the trees alone. While the terminal buds may have been damaged — and will most likely not…
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escholarship

Accessing UC Publications

July 7, 2026
By Ben A Faber
Browse the UC ANR publications through the open-access eScholarship library.  Try the link here to the query “organic amendments” that is typed into the question rectangle in the top, right of the page. https://escholarship.org/search?q=organic+amendments&searchType=eScholarship&searchUnitType=series
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double line irrigation

Measuring Irrigation DU?

July 1, 2026
By Ben A Faber
Irrigation efficiency can not be improved unless distribution uniformity of the system is designed appropriately and maintained, especially in low-pressure microirrigation systems which tend to degrade rapidly
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