HOSTA               ANTHRACNOSE Leaf spots are caused by several different species of fungi. They may affect stems, leaves and flowers.

General Information

Causal organism:	Colletotrichum omnivorum
Over wintering:	In plant material and debris
Months of infection:	Growing Season
Method of dispersal:	Wind & rain
Infection point:	Leaves

Control Measures

Control:	Space plants for better air circulation. Remove any diseased leaves to slow disease spread, cutting the stems at ground level and removing debris.
Comments:	Thorough sanitation should control these diseases.

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Plant Disease Diagnostics
University of Minnesota, Yard and Garden Clinic
Developed (1999) and maintained by
Chad J. Behrendt, Ph.D. and Crystal M. Floyd

For plant disease questions contact the Yard and Garden Line Content Last Updated 09/07/00 View University of Minnesota Disclaimer