False Black Widow Spider

 Identification and Control

Proper identification is an important first step in controlling ants.

Steatoda grossa

How to Identify an 

False Black Widow Spider

False black widow spiders are small (up to 1/4 inch long), black, and have a red hourglass-shaped marking on their abdomen. They are most easily identified by their small size and their red hourglass-shaped marking.

Where do they come from?

How to keep them out

The best way to get rid of false black widow spiders is to eliminate their food sources by thoroughly cleaning your kitchen and bathroom. You can also use commercial fly traps or bait. If you have a severe infestation, you may need to call a professional exterminator.

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What do they look like?

Where do they live?

False black widow spiders live throughout the United States, particularly in costal regions.


Steatoda grossa



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