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 Botanic Garden >> Gardening >  >> Question and Answer >> Plant Diseases

Scotch Broom White Coating: Mealybug or Scale, Not Mold

Scotch broom has fuzzy white coating on stems/leaves. Owner thinks mold.

Diagnosis: Insect, Not Disease

Likely mealybug or scale (cottony/fuzzy appearance). Snip affected stem, take to local garden center for ID and control recommendation.

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