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Other Pests You May See—Bloom

Names link to more information on identification and management.

Click on photos to enlarge
Pocket gopher mound
Pocket gophers
Identification tip: Pocket gophers leave characteristic crescent-shaped mounds from the holes they dig.
Damage from squirrels
California ground squirrel
Identification tip: Beside gnawing vines and shoots, ground squirrels dig burrows that damage root systems.
Girdling of grapevine, damage from voles.
Voles (meadow mice)
Identification tip: Girdling of grapevine indicates meadow vole activity.

Bacterial canker
Bacterial canker
Identification tip: A dead branch can signify bacterial canker. Look for substantial
gumming on the bark surface.

Armillaria root rot
Armillaria root rot (oak root fungus)
Identification tip: Leaves often turn pale and wilt, usually on one side of the tree. White fungus can be seen if the bark is peeled from the trunk where it meets the soil.

Phytophtora root and crown rot
Phytophthora root and crown rot
Identification tip: Sparse, pale foliage can indicate Phytophthora. Cankers can be found in the bark at the crown  area.

Statewide IPM Program, Agriculture and Natural Resources, University of California
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Agriculture and Natural Resources, University of California

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