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Cooperative Extension: Insect Pests, Ticks and Plant Diseases

Impatiens, Garden – Alternaria Leaf Spot

Alternaria sp.

Impatiens, Garden – Alternaria Leaf Spot Symptoms

Alternaria Leaf Spot

Impatiens, Garden – Alternaria Leaf Spot Pathogen

Alternaria Leaf Spot — Conidia extruding from leaf spot

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