When the weather changes, so does the behavior of boxelder bugs. These common pests often make their way into homes in search of warmth, becoming an annoyance for many homeowners. While they aren’t particularly dangerous, their sheer numbers and tendency to congregate indoors can easily make them unwelcome guests.
If you’ve found yourself battling a boxelder bug invasion or are simply researching ways to keep them at bay, this guide is for you. After all the research by our expert team, we are now ready to reveal everything about the life cycle of boxelder bugs, how to identify them, eco-friendly removal methods, prevention tips, and seasonal changes.
What Are Boxelder Bugs?
Boxelder bugs are slender, black insects with distinct red or orange markings along their wings and sides. Adults are about ½ inch long and are most often found on or near boxelder trees (hence the name), as well as maple and ash trees. While harmless to humans, they can swarm in large numbers, seeking shelter indoors during the cooler months.
Why Are Boxelder Bugs Inside My Home?
During the fall and winter, boxelder bugs enter homes to escape the cold. They find their way in through small cracks, gaps in windows and doors, or other tiny entry points. Once inside, they congregate in warm areas, especially near windows or sunny walls.
While boxelder bugs don’t chew on wood, wires, or fabrics, their presence can be aggravating. They leave behind a pungent odor when crushed and can stain walls or furniture with their excrement. This makes it important to manage infestations early and effectively.
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Steps to Get Rid of Boxelder Bugs
1-Boxelder Bugs Life Cycle
These bugs emerge during spring to feed on seeds and foliage from their favorite host trees. They typically breed outdoors throughout the summer months, laying their eggs on boxelder trees and other vegetation. By fall, they migrate towards structures for warmth.
Why does this matter? Because targeting them during the early stages—before they invade—can save you the headache of an indoor infestation. Focus your efforts outdoors in the warmer months for the most impact.
2-Remove Their Food Source
Boxelder bugs are drawn to boxelder trees, as well as maple and ash trees. If you want to discourage their presence around your home:
- Trim trees prone to attracting them.
- Sweep up fallen seeds regularly, especially near boxelder trees.
- Consider removing female boxelder trees from your yard entirely, as they produce the seeds these insects feed on.
This step alone can dramatically reduce their population around your home.
3-Eco-Friendly Removal Method
Vacuuming
Using a handheld vacuum is an effective and straightforward method for removing boxelder bugs from indoor spaces. These pests can often become a nuisance, especially in the fall as they seek shelter indoors. The vacuum allows you to quickly and easily capture them without causing any unpleasant odors or stains that might result from squashing or spraying. To ensure the bugs do not escape and re-infest your home, it’s important to empty the vacuum bag or container outside immediately after use. This step prevents the bugs from simply crawling back into your living space, allowing you to maintain a bug-free environment.
Soap and Water Spray
To create a natural insecticide, mix a solution of water and a few drops of liquid dish soap in a spray bottle. Ensure the bottle is clean and free from any residues that might affect the solution’s effectiveness. Once mixed, shake well to combine the ingredients thoroughly. Spraying this directly on boxelder bugs can effectively kill them without resorting to harsh chemicals, providing a safer alternative for your home and environment. Remember to target the insects directly for the best results, and reapply as needed to manage any recurring infestations.
Natural Predators
Encourage birds or beneficial insects, such as ladybugs and praying mantises, to inhabit your garden. These natural predators play a crucial role in maintaining a balanced ecosystem by helping to keep the boxelder bug population under control. Birds, with their sharp vision and nimble movements, can spot these bugs easily, while insects like mantises are excellent hunters, effectively reducing their numbers. By creating a welcoming environment with diverse plants and natural habitats, you’ll promote a healthy and thriving garden.
4. Seal Entry Points
The best offense is a good defense. To safeguard your home and prevent future invasions, it’s crucial to focus on eliminating potential entry points. Start by inspecting your doors and windows for any gaps or weak spots. Seal cracks in your walls and foundation to block any possible access. Additionally, ensure that your screens and vents are secure and free from damage. Regularly maintaining your home’s exterior will help keep unwanted intruders at bay and maintain your peace of mind.
- Install weather stripping around doors and windows.
- Check for cracks and seal them with silicone caulk, especially around foundations, siding, or vents.
- Repair window screens or install tight-fitting mesh to prevent bugs from slipping through.
5. Tackle Outdoor Hiding Spots
Before boxelder bugs enter your home, they often gather in outdoor spaces like siding, decks, and eaves. You can manage these hotspots by:
- Using a garden hose: Spray congregating areas with water to remove large groups of boxelder bugs.
- Applying a diatomaceous earth barrier: This natural powder dehydrates insects when they cross it, making it a safe and effective outdoor deterrent.
6. Adapt to Seasonal Changes
Boxelder bugs are seasonal pests. By timing your actions to their patterns, you can anticipate and control their activity effectively:
- Spring and Summer: Focus on reducing their food sources (e.g., tree seeds).
- Fall: Seal your home and treat gathering areas to deter their migration indoors.
- Winter: Address any indoor sightings with non-toxic removal methods.
How to Get Rid of Boxelder Bugs Outside Your Home
Dealing with boxelder bugs before they make their way inside your home is an essential step in managing an infestation. Here are some effective strategies to tackle these pests outdoors:
- Regular Cleanup: Keep your yard clean by regularly raking up fallen leaves, twigs, and seeds, especially near boxelder and maple trees. Removing debris helps eliminate potential habitats for boxelder bugs.
- Tree Maintenance: Keep your trees well-maintained by trimming branches and removing boxelder trees if feasible. Keeping trees pruned reduces the number of boxelder bugs that can feed and breed nearby.
- Create a Barrier: Use a garden hose with a high-pressure nozzle to spray the bugs off surfaces, which does not harm the environment and minimizes their population around your home.
- Diatomaceous Earth: Apply diatomaceous earth around the base of trees and on congregating areas. This natural powder is safe for plants and wildlife but deadly to insects it contacts.
- Plant Resistance: Consider planting trees and shrubs that do not attract boxelder bugs. Certain landscape designs can deter pests naturally without the need for more aggressive measures.
Natural Ways to Deter Boxelder Bugs
If you’re looking for sustainable and environmentally-friendly methods to keep boxelder bugs at bay, consider incorporating some natural deterrents. These solutions can help you maintain a bug-free environment without relying on harsh chemicals:
- Essential Oils: Certain essential oils, such as tea tree oil and lavender oil, are natural repellents for boxelder bugs. Mix a few drops with water in a spray bottle and use it on areas where bugs congregate around your home. The strong scent works as an effective deterrent.
- Herbal Plants: Grow plants that naturally repel boxelder bugs. Options like mint, garlic, and marigold not only beautify your garden but also help keep the bugs away. Plant these around your home perimeter or close to entry points.
- Vinegar Solution: A mixture of water and white vinegar can be sprayed in areas where boxelder bugs are common. The scent of vinegar acts as a natural repellent and disrupts the bugs’ habitat, encouraging them to relocate.
- Clean Yard Practices: Regularly mow your lawn, trim bushes, and clean gutters to reduce the number of hiding spots available to boxelder bugs. Maintaining a tidy outdoor area can naturally deter them from settling nearby.
How to Use Diatomaceous Earth for Boxelder Bugs
Diatomaceous earth is a natural and effective method to manage boxelder bugs without resorting to harsh chemicals. To achieve the best results, follow these steps:
- Purchase a Quality Product: Ensure the diatomaceous earth you buy is food-grade, as this is safe for humans, pets, and other wildlife but effective against insects.
- Identify Problem Areas: Look for areas where boxelder bugs congregate, such as near foundation cracks, garden beds, or the base of trees, especially boxelder trees.
- Apply in Dry Conditions: Diatomaceous earth works best in dry conditions, as moisture can reduce its effectiveness. Apply it on a dry day, and reapply after rain or heavy wind disturbances.
- Spread Generously: Use a duster or a gloved hand to sprinkle a light, even layer of diatomaceous earth directly onto problem areas. Focus on pathways and entry points that bugs use frequently.
- Monitor and Reapply: Regularly inspect the treated areas and apply more diatomaceous earth as needed. Consistent monitoring ensures that the deterrent remains effective over time.
What Attracts Boxelder Bugs?
Boxelder bugs are primarily attracted to certain environmental conditions and food sources, making some homes more susceptible to infestations than others. They are named after the boxelder tree, their primary host, but they are also drawn to other maple and ash trees. These trees provide the seeds, leaves, and flowers that boxelder bugs feed on, particularly in the spring and summer.
Boxelder bugs are also attracted to warm, sunny areas, which is why they often congregate on south or west-facing walls of buildings during cooler seasons. They are captivated by the warmth and may find small cracks or crevices to enter, seeking shelter from colder temperatures. Understanding these attractions can help homeowners target prevention efforts effectively and reduce the likelihood of indoor infestations.
Best Boxelder Bugs Killer
Indoor Pest Control Spray for Home and Kitchen
Trifecta Crop Control Insecticidal Soap
Insecticide
Common Myths About Boxelder Bugs
Despite being a well-known pest, there’s a surprising amount of misinformation surrounding boxelder bugs. Here’s what’s true—and what’s not:
- “They bite humans.” False. Boxelder bugs don’t bite or sting, though they may occasionally pierce your skin with their mouthparts if directly handled.
- “Pesticides are the only solution.” Not true. DIY and eco-friendly methods are often just as effective, if not more so.
- “Killing them releases an unbearable odor.” Partially true. Crushing them can release an odor, but it’s mild compared to other pests like stink bugs.
Prevent Future Infestations
While removing current boxelder bugs is important, prevention is the best long-term solution. Here are some tips to avoid repeat invasions:
- Maintain Cleanliness: Clear outdoor seeds, leaves, and debris frequently.
- Inspect Regularly: Walk around your home to check for newly formed cracks.
- Seasonal Maintenance: Reapply caulk or diatomaceous earth as needed to reinforce barriers.
When paired with proper pest control strategies, these precautions minimize the risk of future infestations.