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Sowbug & Pillbug Control in Waukesha County, WI

Armadillidium vulgare

Low Threat

Sowbugs and pillbugs (roly-polies) are crustaceans, not insects, that require high moisture to survive. They're extremely common in Waukesha County's damp mulch beds and under stones, occasionally invading basements and garages during wet weather.

Signs of Sowbugs & Pillbugs

  • Oval gray creatures on floors
  • Rolling into balls when touched
  • Found in damp areas
  • Near foundation perimeter

Common Locations

Under mulchBasement floorsGarage floorsUnder stonesNear foundation

Prevention Tips

  • Reduce mulch near foundation
  • Improve drainage
  • Seal foundation cracks
  • Dehumidify basement

Wisconsin Climate Factors

  • Spring rains drive indoor migration
  • Wet summers increase populations
  • Cannot survive in dry conditions

Seasonal Activity

Spring
7/10
Summer
6/10
Fall
5/10
Winter
2/10

Sowbugs & Pillbugs FAQ – Waukesha County

Why are there roly-polies in my Waukesha County basement?

Pillbugs (roly-polies) require constant moisture and invade damp basements through foundation cracks. Their presence indicates excess moisture that should be addressed to prevent other pest and mold issues.

Need Emergency Pest Service?

Don't wait when safety is at risk. PIP's emergency team responds same-day across Waukesha County.

Call Now: (262) 893-5271

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