In spring, the soil-borne fungus botrytis (gray mold), can be a problem, particularly on lactiflora peonies in the Willamette Valley. Symptoms include sudden leaf wilt, stems that rot off at ground ...
Q: Why would peonies form buds but not bloom? My peony put out five buds this year. One bloomed, and the other four died. A: My first impulse was to kiddingly say “Not enough ants!” But we know the ...
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