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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ACP mounted

Viral Control of HLB?

March 18, 2020
By Ben A Faber
IMMOKALEE, Fla. University of Florida scientists are working toward establishing a new biological method that may help farmers control the insect that transmits the deadly greening disease into citrus trees.
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avocado bin

Gibbing Avocado Webinar

March 17, 2020
By Ben A Faber
This Webinar will be tomorrow, March 18, 2020 Tune In and Register below Giberellic Acid Use on Avocado to Improve Fruit Set Dr. Ben Faber will discuss plant growth regulators (PGRs), a powerful tool available for increasing fruit size and yield in an existing avocado orchard.
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HLB infected roots lemon orange

HLB Affects a Rootstock Differently

March 16, 2020
By Ben A Faber
Citrus greening disease, or Huanglongbing (HLB), is deadly, incurable, and the most significant threat to the citrus industry. Most HLB research focuses on the tree canopy, but scientists in California studied the impact of HLB on root systems.
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araujia distribution map

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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