HOrT COCO-UC Master Gardener Program of Contra Costa

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"Diminishing" Live Oak Tree
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Problems with Oaks

July 15, 2019
Advice for the Home Gardener from the Help Desk of the UC Master Gardener Program of Contra Costa County HD Client's Request: I have a very large live oak in my front yard. In recent years I have noticed a decline, wonder if you can help. Please see pictures below.
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Grape1
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Grapes in Distress

July 1, 2019
Advice for the Home Gardener from the Help Desk of the UC Master Gardener Program of Contra Costa County Help Desk Request: I'm delighted you're available to help diagnose garden problems! Below are four pictures of a grape leaf problem.
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Wisteria Mosaic vine virus
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Wisteria Vein Mosaic Virus

June 23, 2019
Wisteria Vein Mosaic Virus Advice from the Help Desk of the UC Master Gardener Program of Contra Costa County Client's Question: This spring I planted 4 wisteria vines around our pergola and they've grown well but now two plants have bumpy leaves and one has brown curl at the end of a few leaves.
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Black spots on Persimmon
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Persimmon Tree Problems

June 17, 2019
Advice for the Home Gardener from the Help Desk of the UC Master Gardener Program of Contra Costa County MGCC Help Desk Request: What's going on with my persimmon tree? I worked a bunch of compost into the soil around it in the spring and mulched with leaves. But it looks like it needs nutrients.
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