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How to identify sugar ants vs. odorous house ants in Tumwater

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If you live in Tumwater or Olympia, you’ve likely seen tiny black ants marching on your kitchen counters. Some people call them “sugar ants,” but most of the time, they are odorous house ants. They are one of the most common ants in the Pacific Northwest and can quickly become a significant problem if left untreated.

Knowing the difference matters because each ant species behaves differently. One species may nest outdoors and forage inside, while another may build hidden colonies in wall voids or crawl spaces. With accurate ID and professional help, you can stop repeat infestations and keep your home pest-free all year.

This guide shows the differences between sugar ants and odorous house ants and how to tell which one is in your home. We’ll also explain how professional pest control can help against ant infestations so you can make the right choice for your home.

Key Takeaways:

  • In Tumwater, “sugar ants” are usually odorous house ants. True sugar ants don’t live in Washington.
  • Odorous house ants smell like rotten coconut when crushed.
  • Carpenter ants are bigger and can damage wood, unlike nuisance ants.
  • Professional pest control works best. Store sprays kill only the visible workers, not the hidden colony.

Key Differences Between Sugar Ants and Odorous Ants You Should Know

In Tumwater, “sugar ants” usually means small black ants that like sweets. True sugar ants are native to Australia, so what you’re really seeing are odorous house ants. When crushed, odorous house ants smell like rotten coconut. That’s how they got their name.

Both types are nuisance pests, but odorous house ants cause most home infestations in Thurston County. They invade kitchens for honeydew, sweets, and even proteins. Telling them apart helps you choose the proper treatment before the problem spreads.

How To Identify Odorous House Ants In Tumwater

odorous house ants

Odorous house ants are small, about 1/16 to 1/8 inch long, with dark brown to black bodies. Unlike carpenter ants, they don’t damage wood. But their large colonies can have thousands of workers that keep foraging indoors.

Look for these traits to confirm odorous house ants:

  • Uneven thorax when viewed from the side
  • Trails leading to kitchens, bathrooms, or moisture-heavy areas
  • Strong odor when crushed
  • Nesting in wall voids, mulch, or beneath floorboards

Odorous ants are active year-round in Tumwater because of the mild, wet climate. They often slip in through gaps around doors, windows, and plumbing lines.

How To Identify Sugar Ants In The Pacific Northwest

sugar ants

True sugar ants don’t live in Washington, but many people use the name for small nuisance ants. These ants usually don’t smell, and often forage for sweets outdoors. You may see them more in warm months, trailing near patios, decks, and gardens with lots of aphid honeydew.

Unlike odorous house ants, these ants don’t usually nest in wall voids or invade as persistently. That said, both ants can become a significant ant problem if left untreated, requiring assistance from pest control professionals.

Why You Need Pest Control In Tumwater For Ant Infestations

Both sugar ants and odorous house ants are tough to eliminate with DIY methods. Store-bought sprays only kill a few visible worker ants, leaving the colony untouched. If you don’t target the nest, the ants come back in days.

Professional pest management takes a different approach:

  • A thorough inspection to identify the ant species and locate nesting areas
  • Targeted treatments are safe for families and pets
  • Long-term prevention strategies that seal entry points and remove conducive conditions

If you’re in Tumwater, Olympia, or greater Thurston County, PCI Pest Control offers complete ant control designed for local conditions. Our WSDA-licensed team understands how the Pacific Northwest climate supports ants, and we tailor each treatment for lasting results.

Comparing Odorous Ants, Sugar Ants, and Carpenter Ants

It’s easy to confuse odorous house ants with carpenter ants or other small species. The key difference is that carpenter ants are much larger and can damage wood by tunneling. If you see large black ants indoors, especially near crawl spaces or attics, you may have carpenter ants, not odorous house ants.

For homeowners, identifying the right species is key. While sugar ants and odorous house ants are nuisance pests, carpenter ants and termites can threaten your home.

Making The Right Ant Control Choice in Tumwater

Ant problems in Tumwater can spread fast, and every home faces different challenges. That’s why our team at PCI Pest Control focuses on tailored solutions backed by local knowledge and licensed expertise. We deliver results that last, giving you confidence that your home is protected.

Contact us today or request a free quote to reclaim your space.

FAQs

How do I know if I have odorous house ants or sugar ants?

Odorous house ants give off a rotten coconut smell when crushed and often nest in wall voids or under floors. Sugar ants, on the other hand, don’t have this odor and are more common outdoors in warmer months.

Can ant infestations in Tumwater cause structural damage?

Odorous house ants do not cause structural damage, but carpenter ants and termites can. If you notice large black ants or wood damage, call for a thorough inspection from a licensed exterminator.

What’s the best way to prevent ant infestations in Olympia and Tumwater?

Seal cracks and gaps around your home’s foundation, keep kitchens free of crumbs and spills, and fix moisture in crawl spaces. For year-round protection, consider PCI’s ant control services tailored to the Pacific Northwest.

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Written by Matt Purcell,

I was born and raised in Olympia, WA, which is why I value being a part of this community so much. My favorite part of PCI is the chance to laugh and engage with my employees, and how we work together to continuously strengthen the team. Outside of work I enjoy playing tennis, traveling, and riding motorcycles