Ant control · 6–8 min

How to prevent ants in your kitchen

UC IPM says the Argentine ant is the most common household ant in California. Most ants live outdoors, so the lasting work is sealing entry, removing food and water, and baiting the colony rather than spraying indoor trails.

A close view of a clean kitchen counter and sink with ant-prevention measures: sealed food containers, wiped surfaces, no standing water

What you'll learn

  • Why Argentine ants form linked supercolonies with multiple queens, according to UC IPM
  • The kitchen food, grease, and water sources UC IPM says to remove
  • Why UC IPM treats baits as the main insecticide and indoor sprays as usually unnecessary
  • When cleaning and exclusion are not enough and a licensed inspection is the next step

Step by step

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Safety note

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