HELIOPSIS DISEASES

OHI The editors of Old-House Interiors magazine

HELIOPSIS DISEASES

Powdery mildew causes a white coating on the leaves. Sprays of sulfur or benomyl control the problem.

Rust causes numerous brownish pustules on the undersides of leaves. Sprays of sulfur should keep this disease under control.

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by the editors of Old-House Interiors magazine


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