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Symptoms: Symptoms on peony are similar to those shown here on rose. Yellow & green mosaic, ring spots, or line patterns on leaves. Leaves may be stunted, curled, or distorted. Photo by Plant Disease Clinic |
Viruses on peonies mainly affect the leaves. There are several different viruses on peonies, causing varying symptoms. Some of the most common symptoms are mosaic, line, or ring patterns on the leaves, dwarfing, leaf curling. |
Symptoms: Symptoms on peony are similar to those shown here on rose. Yellow & green mosaic, ring spots, or line patterns on leaves. Leaves may be stunted, curled, or distorted. Photo by Plant Disease Clinic |
| Causal organism: | Various viruses |
| Over wintering: | In plant material |
| Months of infection: | Growing season |
| Method of dispersal: | Propagation and grafting, rarely vectored by insects or nematodes |
| Infection point: | Leaves & stems |
| Control: | Purchase disease-free plants. Remove virus infected plants. |
| Labeled fungicides | None |
| Comments: | Virus-infected peony may grow and bloom normally. If infection is severe, plant should be removed and discarded. Laboratory testing is necessary for confirmation of viral infections. |
| For additional info | Back to Peony Diseases |