Description:

About 1/2 inch in length, dull black with red marking along the edges of their wings. Nymphs may appear to be red in color.

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Damage / Signs of Presence:

No significant damage is caused other than being extremely annoying to deal with.

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Habitat:

Accidental invaders searching a place to overwinter and end up in walls of a home. They may appear throughout the winter in your home.

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Food:

Prefer the leaf and seed pods of the box elder tree.

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Management:

Caulking and exclusion will help but a treatment of your home will achieve the best results.