Boxelder Bug: The Unwanted Visitors

Boxelder bug are particularly fond of basking in the sunlight on the outer walls of homes, which leads many homeowners to observe an increase in their presence. These black-and-orange critters may seem harmless at first glance, but their presence can become quite an annoyance. If you’ve ever found a swarm of them clinging to your windows, walls, or even inside your home, you’re not alone. In this blog, we’ll take a closer look at boxelder bugs, their behavior, and how you can prevent and manage an infestation.

What Are Boxelder Bugs?

Boxelder bug (Boisea trivittata) are a type of true bug in the family Rhopalidae. They are often found around trees such as boxelders, maples, and ash trees.  Adult boxelder bugs are about 1/2 inch long and are easily recognizable by their black bodies with orange or red markings along their wings and edges. Despite their somewhat alarming appearance, boxelder bugs are not dangerous. They don’t bite or sting, or cause any significant damage to homes or plants but they can stain surfaces in your home.

Why Do Boxelder Bugs Enter Homes?

Boxelder bug thrive in the warmer months. In spring and early summer, adults feed on plants and seeds before mating. By mid- July, they shift to trees to lay their eggs. As fall approaches and temperatures drop, they seek warm spots to hibernate, often finding refuge in homes. Your home, with its cozy nooks and crannies offers an ideal refuge. They enter through small openings in windows, doors or cracks in the foundation. Inside, they gather in warm, sunny areas like south-facing walls, attics, or basements. Though they don’t harm indoor plants or structures, their presence is bothersome. They can emit an odor when disturbed and their droppings may stain surfaces.

How to Prevent Boxelder Bug Infestations

The best way to deal with boxelder bugs is to prevent them from entering your home in the first place. Here are some tips to keep them out:

1. Seal Entry Points: Inspect your home for any cracks or gaps in windows, doors, and the foundation. Use caulk or weatherstripping to seal these openings.
   
2. Repair Screens: Ensure that window screens are in good condition and free of holes. This will help prevent boxelder bugs from sneaking inside to the warmth.
   
3. Trim Nearby Trees: If you have boxelder or other host trees near your home, trim branches so they don’t touch the exterior of buildings.
   
4. Use Essential Oils or Repellents: Some people use essential oils like mint, eucalyptus, or citronella as a natural repellent. Spray these oils around entry points, windowsills, and other areas where boxelder bugs tend to gather.
   
5. Vacuum Them Up: If you already have boxelder bugs inside, the easiest way to remove them is by vacuuming them up. Be sure to empty the vacuum immediately to prevent the odor from developing.

Dealing with an Infestation

If boxelder bugs have already found their way inside your home, here are a few steps you can take to control the infestation:

• Vacuum: As previously mentioned, vacuuming is an effective way to remove boxelder bugs. Make sure to dispose of the vacuum bag or contents promptly to avoid lingering odors.
  
• Insecticidal Soap or Spray: The sprays are designed for use around the home. Look for ones that are labeled safe for indoor use and follow the manufacturer’s instructions carefully.
  
• Professional Pest Control: If dealing with a large infestation that’s difficult to control, it might be time to call in a professional pest control service. They can help identify the source of the infestation and recommend an appropriate treatment plan.
  

Boxelder Bugs and the Environment

Boxelder bugs may be annoying to homeowners, they are not a serious danger to the environment. These insects mainly consume seeds and leaves. The can sometimes congregate in large groups but don’t typically cause substantial harm. In reality boxelder bugs contribute to the ecosystem by serving as prey for various predators, such as birds and other insects.

Fun Facts About Boxelder Bugs

• They Can Fly: Boxelder bugs are capable of flying, though they typically prefer to crawl along tree trunks or walls in search of food.
  
• They Hibernate: Boxelder bugs are known for their hibernation behavior. They will often remain dormant for several months, only to emerge when the weather warms up again.
  
• Non-Aggressive: Though they look intimidating, they pose no threat. They neither bite or sting and they are are not carriers of disease.
  

Final Thoughts

Although boxelder bugs might appear as unwanted visitors, they are typically harmless insects just looking for warmth as the seasons change. By taking precautionary measures and addressing any possible infestations, you can maintain a cozy, bug free home. If you do observe an increase in these bugs, stay calm! Contact Martin’s Pest Control and we will assist you with these intruders with ease.