Botanic Garden >> Gardening > >> Question and Answer >> Pests

Clusters of Tiny Brown Specks on Counters: Mold Mites

Moving Specks = Grain/Mold Mites from Dampness

If specks move, they’re mites feeding on mold from moisture. Fix leaks, reduce humidity. No insecticide needed. If stationary, unknown—could be frass or debris.

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