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.

Topics in Subtropics: Article

Macadamia Production in California-a Hidden Gem of an industry?

March 5, 2020

By Sonia I Rios

Most of the nut acreage in California can be found in the Central Valley. There you can find almonds, pistachio, pecans, and walnuts, however what you won't find is the macadamia tree.

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Cruel Vine

March 4, 2020

By Ben A Faber

So I've gotten a few calls lately about this vine with a big green pod that is growing in lemon trees. What is done with it and how do you get rid of it? Araujia sericifera, cruel vine, moth plant, bladderflower is an escaped ornamental that has become an invasive weed in California.

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Citrus Pest Management Guidelines (PMG) is now published!

March 2, 2020

By Ben A Faber

UC IPM revised the weeds, nematodes, plant growth regulators, and diseases sections of the Citrus Pest Management Guidelines! Learn how to manage diseases like anthracnose, bacterial blast, bot gummosis, brown rot, dry root rot, phytophthora gummosis and many more! Check out the new huanglongbing an...

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Healthy Soils Workshop

February 28, 2020

By Ben A Faber

Registration Here The Agenda Here...

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New Paraquat Restrictions

February 26, 2020

As the 2020 growing season approaches, California growers, PCAs and handlers will have new regulations to take into consideration. The United States Environmental Protection Agency (EPA) recently announced new requirements for handling paraquat (paraquat dichloride).

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