How do you know if it's a roach or not?

Author: Nicole Schuppe  |  Last update: Tuesday, November 25, 2025

Identification
  • Colour Black to reddish-brown.
  • Size From 1 cm to 5 cm long.
  • Description All cockroaches have a pair of long antennae and six long, spiny legs. The body is flattened back to front and oval-shaped. Most cockroaches in Canada have wings, but cannot fly long distances.

How can I tell if it's a cockroach?

Generally a cockroach has a flat, brown body with six legs and may appear oily. The typical cockroach averages between 35-41 millimeters in length. In some species, male and female cockroaches have wings that allow them to fly short distances.

What can be mistaken for a roach?

Beetles: The common ground beetle is often mistaken for a roach because of its coloration and stocky body. Further inspection of a common ground beetle will reveal that the segmentation between its head, thorax, and abdomen is more prominent. A roach, on the other hand, has a more smooth, round-looking body.

Should I be worried if I see one roach?

Unfortunately, the answer is most likely yes—seeing one cockroach often means there is more hiding nearby. Cockroaches are nocturnal and prefer to stay hidden in cracks and crevices during the day, which means if you see one, there's a good chance it's not alone.

Where do roaches hide during the day?

Most cockroaches hide in dark, secluded areas by day. They can be found behind furniture and appliances, as well as under refrigerators and stoves and in cupboards or cabinets. They are capable of flattening themselves in order to fit into crevices between floorboards and walls.

Top Warning Signs You Have Cockroaches In Your Home

What do roaches hate most?

Peppermint oil, cedarwood oil, and cypress oil are essential oils that effectively keep cockroaches at bay. Additionally, these insects hate the smell of crushed bay leaves and steer clear of coffee grounds. If you want to try a natural way to kill them, combine powdered sugar and boric acid.

What month are cockroaches most active?

Cockroach season can vary depending on the region. For instance, in Texas and Florida, where the climate is generally warmer and more humid, roaches can be a year-round problem. In other parts of the US, roaches come out during the hottest months, usually from June through September.

Should I freak out if I see a roach?

If you think you have cockroaches, do not panic. Finding roaches is not a sign that your house is dirty. Even if you clean regularly and maintain a tidy home, cockroaches can usually find food and water without much trouble. This allows them to thrive in many environments.

What does a roach nest look like?

Roach nest, unlike birds' nests, isn't a physical structure but rather a hidden congregation point for roaches, typically in dark, moist areas close to food and water sources. To find a roach nest, look for signs like droppings that look like coffee grounds, oval-shaped egg casings, and increased night-time activity.

What is the main cause of roaches?

What causes roaches in houses and apartments? What attracts roaches to a clean house primarily consists of their basic needs: food, water, and shelter, although they are usually brought into houses and apartments on other items, such as luggage or clothing.

How to get rid of cockroaches fast?

Basic steps:
  1. Remove clutter.
  2. Vacuum well and often. ...
  3. Wash hard washable surfaces with cleanser (ammonia and water works well).
  4. Dust out of sight spaces with boric acid powder. ...
  5. Use roach baits near hiding places like behind pictures and wall hangings, under sinks and undersides of furniture.

What's the difference between a house roach and a cockroach?

While the American roach is an outdoor species commonly found in damp, warm areas like leaf litter and under stones, the German roaches are domestic cockroaches. They prefer to inhabit dark, warm, and moist areas inside our homes, such as bathrooms, kitchens, and behind appliances.

Will a roach go away on its own?

Cockroaches won't go away on their own.

How can I tell where roaches are coming in?

  1. Cracks in Walls and Foundations. Gaps and cracks are easy entryways for roaches. ...
  2. Doorways. Slipping into your home underneath a door is another common way for a roach to get inside. ...
  3. Plumbing Lines. Roaches are drawn to spaces with moisture, warmth and food. ...
  4. Packages, Bags, and Clothing. ...
  5. Basements.

What attracts cockroaches?

Cockroaches are attracted to various factors, including food, water, shelter, and warmth. They are particularly drawn to crumbs, spills, and food residues, especially starchy and sugary items. Moisture-rich environments like leaky pipes and standing water also attract cockroaches.

How do I know if it's a roach?

What do Cockroaches Look Like?
  • The most common roach found in the US.
  • Wide, flat, oval-shaped body.
  • Light brown or tan appearance with 2 dark parallel lines running from its head to its wings.
  • 6 long spiny legs.
  • Adult roaches range from ½ to ⅝ inches long.
  • Adults will have developed wings but do not fly.

What bug can be mistaken for a roach?

June bugs, also known as May beetles, can sometimes be confused for cockroaches as well. These beetles are dark brown, rust-colored, or black, and have a hard outer shell. June bugs are similar in size to roaches (about ½ to 1 inch long) and have a similar oval shape.

Why do roaches come out after you clean?

No matter how clean your home is, if there's some excess moisture somewhere, it could very well be an attractive invitation for your neighborhood roaches. This is one of the reasons why you'll commonly find roaches hanging out in your bathroom and laundry room or around an appliance that produces condensation.

What smell do roaches hate?

Some strong scents, such as lavender and mint, have been known to repel cockroaches.

Why should you not squish a roach?

Spread of Eggs

The number one reason to not squash a cockroach is to prevent spreading cockroach eggs. Some cockroach species, such as the German cockroach (common species here in the UK) carry their egg cases (ootheca) on their body until just before they hatch.

Will sleeping with the light on keep cockroaches away?

Leaving the light on doesn't deter cockroaches effectively because they can navigate in low-light conditions. While they're mostly active at night, they may still come out in search of food or water. During the day, cockroaches hide in dark areas not directly exposed to light.

What do cockroaches hate the most?

Citrus is one of the scents cockroaches are most known to hate, notably lemon and orange. Keeping a dish of lemon juice on your kitchen counter can deter these pests, as well as placing lemon peels around the home to discourage cockroaches from coming out of hiding.

Will roaches leave a clean house?

The Myth of Clean Homes and Cockroach Infestations

Contrary to popular belief, cockroaches are not solely attracted to dirty or unsanitary environments. While filth can certainly provide ample food and shelter for these pests, even the cleanest of homes are not immune to roach infestations.

Does keeping house cold keep roaches away?

Do Cockroaches Like the Cold? Generally, cockroaches don't like the cold one bit. They are cold-blooded arthropods that don't survive very well in either extremely cold or hot circumstances. They're always at whatever temperature their environment is and generally slow down with cooler temperatures.

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