Topics in Subtropics

Avocado Irrigation
April 16 (1 -3 PM)
 

Water Knowledge is
Power Knowledge

In-Person and Zoom
 
Topics and Speakers
 
Sources of ET information and their Reliability
By Ali Montazar - UCCE Irrigation Advisor, Imperial/San Diego/ Riverside counties
 
 
Selecting Irrigation Emitters-Drip vs Microsprinkler
Stu Styles - Cal Poly SLO Irrigation Training and Education Center
 
We would love to meet you in person at
The San Diego County Farm Bureau (420 S Broadway, Escondido, CA 92025)
 

If you cannot attend the meeting, register through our Zoom link.
 

Assessing Fire Damaged Avocado Trees

August 25, 2025
By Ben A Faber
The destruction after a fire can be pretty gruesome and sad. Many times, though the fire moves through the orchard so fast that, even though the canopy has turned brown, there is a good chance the trees can come back. It all depends on how much damage has been done to the trunk. If the fire has substantially…
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fire on the hill

Fire Webinar and Information

August 25, 2025
By Ben A Faber, Royce E Larsen
And even more information:https://ucanr.edu/county/cooperative-extension-ventura-county/fire-information 
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Dust Storm Spreading Valley Fever Spores

Valley Fever Season

August 20, 2025
By Ben A Faber
This month, the California Department of Public Health reported that Valley fever cases are on track to surpass last year’s record number of over 12,500 cases.The infection, caused when people inhale spores of the naturally occurring Coccidioides fungus, made up fewer than 1,000 cases back in 2000 in…
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Dripper

The Seeds of Emitter Clogging

August 15, 2025
By Ben A Faber
Emitter clogging – either microsprinkler or drip, they both emit – is fairly easily dealt with through proper filtration for particulates like sand and gunk; with chemigation for clearing out bacterial and algal slimes and chemical precipitates; and just regular flushing to deal with stuff that builds up…
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What Would A WoodPecker Do If It Could?

August 15, 2025
By Ben A Faber
Recently we were called out to inspect trees that had unusual cankers.  Unusual, because it was a cluster of about 20 trees and the cankers had insect larvae in the liquid sap that had accumulated in the cankers.When I see an avocado tree like this with discrete white cankers going up and down a branch…
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