Michigan State University Extension
Ornamental Plants plus Version 3.0 - 00001503
11/12/99
VERBENA DISEASE PROBLEMS
Bacterial wilt causes leaves to turn yellow and the plants
to wilt and die, often without blooming.
Powdery mildew causes a white powdery growth on the
leaves. Shaded plants will be more severely infected.
Severe infections will turn the leaves yellow.
Related information.
Pesticide Recommendations
Powdery Mildew
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This file was generated from data base ZZ on 01/19/00.
Data base ZZ was last revised on 11/12/99.
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heatley@msue.msu.edu . Please read our
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