My primroses have developed red and brown spots all over - Ask Extension
My primroses have developed red and brown spots all over the green leaves as they are blossoming. On the bottom side of the leaves it looks like col...
Knowledgebase
My primroses have developed red and brown spots all over #800612
Asked July 11, 2022, 7:07 PM EDT
My primroses have developed red and brown spots all over the green leaves as they are blossoming. On the bottom side of the leaves it looks like colonies of spores or mini craters that are grouped together.
Chippewa County Minnesota
Expert Response
I can't find anything that matches your description. Photo would have been good. Here is a link to primrose diseases from Penn State. See if any match:
Primula Diseases (psu.edu)
Primula Diseases (psu.edu)
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On Monday, July 11, 2022, 7:30 PM, Ask Extension <<personal data hidden>> wrote:
Your plants cannot be saved and should be destroyed to avoid spreading the disease:
Impatiens Necrotic Spot – Wisconsin Horticulture
Impatiens Necrotic Spot – Wisconsin Horticulture
