UC Weed Science (weed control, management, ecology, and minutia)

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Weed Science School 2023

EVENT :: Weed Science School 2023

July 28, 2023
By Gale Perez
Don't miss the early-bird fee (ends 8/1/2023) Most of us learn best by doing, which is why Weed Science School 2023 promises to be better than ever this year.
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Azolla pinnata

Azolla in the reservoir?

July 18, 2023
By John A Roncoroni
There have been several recent questions about dealing with a plant floating in reservoirs. Here's Weed Scientist Emeritus John Roncoroni's response to them. * * * * * * Pacific Mosquitofern, (Azolla filiculoides) often referred to as Azolla, is native to California.
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Image 1a (left): The prostrate growth habit of alkaliweed. Image 1b (right): Flowering alkaliweed, also growing in an upright form.

First look at controlling alkaliweed

July 9, 2023
By Douglas Amaral, Brad Hanson, Elizabeth J Fichtner
Pistachio production has been expanding, particularly into marginal soils with high salts, boron, and even sodic conditions. One plant that is endemic to these conditions, alkaliweed, has been reported in these orchards.
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