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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sunblotch symptoms

Avocado Sunblotch

July 12, 2023
By Ben A Faber
Unlike other plants, avocado (Persea americana Mill.), is not a host for very many viral diseases.
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agave mites

Agave Mite

July 10, 2023
By Ben A Faber
Implications for tequila growers Agave are a common sight in Southern California and are frequently used in landscaping for homes, businesses, and in public spaces. You've almost certainly seen agave growing in your neighborhood and may even have some growing yourself.
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parts-of-a-flower full 610
Topics in Subtropics: Article

What Happened to Avocado Fruit Set this Year?

July 7, 2023
By Ben A Faber
Avocado fruit set is lousy up and down the coast this year. The trees were flowering in many places from January to June. They kept trying to set fruit, but nada.
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avocado planted

Planting Avocados

July 5, 2023
By Ben A Faber
It seems like the simplest thing is the hardest. Recently, I was called out to evaluate why newly planted trees were failing at two sites and they both had a common problem. In one case, the trees had been planted too deeply at the beginning.
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avocado irrigation

Figuring Fertigation

June 30, 2023
By Ben A Faber
Read All About It Two Pubs that Discuss the INs and OUts of Fertigation Fertigation with Microirrigation Publication Number: 21620 Copyright Date: 2006 Length: 49 pp. ISBN-13: 978-1-879906-79-2 Author: BLAINE HANSON $25.
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