Ongoing research

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Leaves of a river red gum eucalyptus tree covered with redgum lerp psyllids. The white growths are the “lerp” produced by the immature (nymph) stage of the insect. [Credit: Jack Kelly Clark]

Redgum Lerp Psyllid Resource Updated

July 25, 2022
By Karey Windbiel-Rojas
If you have eucalyptus trees, you might have noticed white, crusty growth on the leaves. Or maybe you saw a sticky, blackened mess of fallen leaves under a eucalyptus tree. These are signs of the redgum lerp psyllid, one of the most common psyllid pests that damages eucalyptus trees in California.
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beneficial wasp G. brasiliensis Daane
Topics in Subtropics: Article

Beneficial Wasp Coming Our Way?

July 25, 2022
By Ben A Faber
Kym Pokorny - Oregon State University Destructive Pest of Cherry, Grapes, Peaches, Blueberry, Fig and Lots of Other Fruit to Come Under Wasp Control? Corvallis, Ore.
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Spill the Beans: Article

Soil

July 25, 2022
Did you know there is a direct link between soil and climate change? How we treat the soil in our home gardens and landscapes can either contribute to global warming or help decrease the effects of climate change.
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"Pollinating" by U.S.G.S. Photo credit: Scott Horvath
Under the Solano Sun: Article

Pollinator Party 2022

July 25, 2022
Our Master Gardener Coordinator forwarded a link to the Pollinator Party 2022. My daughter and I watched the classes with each being a little over one hour a day for 5 days. It is on YouTube now. These programs were presented by several power companies in the country.
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