Posts Tagged: fungus
Peach leaf curl is a disease that affects peach and nectarine trees. Although you may not see...
This time of year, you may notice a white, powdery looking growth on fruit, vegetable plants or...
[From the December 2016 issue of the UC IPM Green Bulletin] The Polyphagous shot hole borer (PSHB)...
Fig.1. Adult female Polyhagous shot hole borer (Euwallaceae sp.).
Fig.2. Dead box elder tree.
Fig.3. Beetle gallery formation on box elder.
Fig.4. Sugar volcano symptoms on avocado.
Fig.5. Staining symptoms on coast live oak.
Fig.6 Gumming symptoms on Calpurnia aurea.
Fig.7. Frass symptoms on avocado.
Fig.8. Fungal colonization on a box elder tree trunk.
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Today's post for National Invasive Species Week highlights two ambrosia beetles that are...