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Black Dots on Vinyl Siding: Scale Insects or Lady Beetle Eggs?

Small hard black dots on vinyl siding in Vermont could be scale insects or lady beetle egg cases. Uncommon on siding. No definitive ID without magnification. Monitor for crawler activity in spring. If scales, horticultural oil at crawler stage. If lady beetles, beneficial—leave alone.

Pests: White Scale on Crepe Myrtle: Systemic Imidacloprid Treatment; Persistent Scale on Vines: Systemic Imidacloprid Solution; Scale Insects on Meyer Lemon: Sticky Leaves, Brown Bumps, and How to Save Your Tree; Wasps Swarming Magnolia Tree: Honeydew from Scale Insects; Spruce Needle Loss in Maryland: Miners, Mites, and Horticultural Oil; Scale Insects on Indoor Mimosa: Identification and Control; Scale Eradication on Large Jade: Thoroughness Is Everything; Treating Scale on Staghorn Ferns: A Simple Home Remedy; Lilac Powdery Mildew: Benign Fall Fungus; Feeding Butterflies: Nectar for Adults, Host Plants for Caterpillars

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