As the cool weather sets in, fall pests like spiders and rodents seek the warmth and shelter of our homes. These unwelcome guests can cause significant frustration and potential health risks.

While natural shelters like trees and rocks offer them refuge, our homes provide even more attractive overwintering sites. Preparing your home for fall intruders is essential to keep these invaders at bay and ensure a safe and comfortable living environment.

Common Fall Pests

Understanding which pests are most common during this season can help you take proactive steps to protect your home. Below, we explore some of the most prevalent fall season pests and their characteristics.

Brown Marmorated Stink Bugs

Brown Marmorated Stink Bugs

Brown Marmorated Stink Bugs are notorious for invading homes in the fall. These shield-shaped insects are brown and emit a foul odor when disturbed or crushed, hence their name.

They are attracted to warm spaces and often enter homes through cracks and gaps in windows, doors, and foundations.

Boxelder Bugs

Boxelder Bugs

Boxelder Bugs are black with reddish-orange markings and are typically found on boxelder trees.

In the fall, they gather in large numbers on the sunny sides of buildings and eventually find their way indoors. While they are not harmful, their presence can be a nuisance.

Cluster Flies - Fall Pests

Cluster Flies

Cluster Flies are slightly larger than house flies and are known for their sluggish movement. They often enter homes in the fall to hibernate and can be found in attics, wall voids, and unused rooms.

While they do not pose a health risk, they can be bothersome when they cluster in large numbers.

Multicolored Asian Lady Beetles - Fall Pests

Multicolored Asian Lady Beetles

Multicolored Asian Lady Beetles are often mistaken for native ladybugs but can be distinguished by the “M” or “W” shape on their pronotum.

They are beneficial outdoors but can become pests when they invade homes in large numbers during the fall.

Tick - Fall pests

Ticks

Ticks are tiny arachnids known for spreading illnesses such as Lyme disease. Although they are more active during the warmer months, some species remain a threat into the fall.

They attach to humans and pets to feed on blood and are typically found in tall grass, leaf litter, and wooded areas.

Western Conifer Seed Bugs

Western Conifer Seed Bugs

Western Conifer Seed Bugs are large, brown insects with leaf-like expansions on their hind legs.

They feed on conifer tree seeds and seek indoor shelter in the fall, entering homes through small cracks. Though harmless, they emit a pungent odor when disturbed.

Bat

Bats

Bats help control insect populations but can be problematic when they roost in homes.

They enter through small openings in roofs or eaves, and their droppings (guano) can cause respiratory issues. Bats are beneficial outdoors but need to be kept out of living spaces.

Mice

Mice

Mice are common fall invaders seeking warmth and food. They enter through tiny openings and nest in walls, attics, and basements.

Mice can cause damage by gnawing on materials and wires and pose health risks as disease carriers.

Brown Recluse Spider

Spiders

Spiders become more noticeable in fall, seeking indoor shelter. While most are harmless and beneficial in controlling insects, their presence can be alarming.

Common indoor spiders include house spiders and cellar spiders, with some like the black widow and brown recluse being more dangerous.

Understanding the characteristics and behaviors of these common fall intruders is the first step in protecting your home. Now that you’re familiar with the types of pests that can invade during the fall, it’s essential to know how they gain entry into your living space.

In the next section, we will explore the various entry points and seasonal behaviors that enable these pests to infiltrate your home.

How Fall Intruders Enter Your Home

As fall animals seek shelter from the cooling weather, understanding how they gain access to your home is crucial. This section covers the common entry points and seasonal behaviors of these pests, providing insights into how they manage to invade your living space. Knowing this helps in planning effective fall pest control measures to keep your home safe.

Common Entry Points for Pests

Fall pest intruders can exploit various entry points around your home. Even the smallest cracks and gaps can serve as an open door for these invaders. Common entry points include:

  • Doors and Windows: Unsealed gaps around doors and windows, especially those lacking proper sealing or weather stripping, are common access points for pests.

  • Foundation Cracks: Tiny cracks in the foundation or exterior walls allow insects and rodents to enter your home.

  • Vents and Chimneys: Unscreened vents and chimneys can allow pests to enter attics and other parts of the house.

  • Utility Openings: Holes where utilities like plumbing, electrical wiring, and cable lines enter the home can be exploited by pests.

  • Roof and Eaves: Damaged or missing shingles, as well as gaps in the eaves, can provide entry points for bats and insects.

Seasonal Behavior of Pests

Fall-time pests exhibit specific behaviors that make them more likely to seek shelter indoors as temperatures drop. Understanding these behaviors can help in anticipating and preventing infestations:

  • Seeking Warmth: As the weather cools, pests like rodents and insects look for warm, sheltered places to overwinter. This often leads them to homes where they can find heat and protection.

  • Attracted to Resources: Homes that provide easy access to food and water are highly appealing to pests. Leftover food, pet bowls, and moisture from leaky pipes can invite unwanted guests.

  • Breeding Habits: Some pests, such as spiders and mice, move indoors to find safe breeding grounds. The quieter, undisturbed areas of a home, like basements and attics, are ideal for this purpose.

  • Hibernation Sites: Certain pests, including stink bugs and cluster flies, seek out places where they can hibernate through the winter months. Homes offer many such opportunities, from wall voids to attic spaces.

By identifying these entry points and understanding the seasonal behaviors of fall-time pests, you can take proactive steps to secure your home. In the next section, we’ll discuss effective fall pest prevention tips to help you keep these invaders at bay.

Effective Fall Pest Prevention Tips

Now that you know which pests are most common in the fall and how they enter your home, it’s time to take proactive steps to prevent them. Implementing effective pest prevention measures can help keep your home safe and pest-free. Here are some essential pest control tips to help you protect your home this fall.

Seal Entry Points

To effectively prevent fall intruders, start by blocking their entryways into your home. Sealing gaps and cracks can greatly reduce the likelihood of pests making their way inside. This is a key part of any fall pest control strategy.

  • Doors and Windows: Apply weather stripping and door sweeps to close any gaps. Ensure that window screens are secure and free from tears.

  • Cracks and Gaps: Use caulk or sealant to fill any cracks in the foundation, walls, and around utility lines.

  • Vents and Chimneys: Install mesh screens on vents and chimneys to stop pests from entering through these openings.

Maintain Cleanliness

Keeping your home spotless is a crucial step in deterring pests. An environment free from food, water, and hiding spots will be far less inviting to these intruders. Regular cleaning is one of the most effective pest control tips to implement.

  • Kitchen and Dining Areas: Address spills and crumbs immediately after they happen. Store food in containers that seal tightly, and ensure the trash is emptied frequently to minimize pest attraction.

  • Bathrooms: Fix leaks promptly and keep the area dry. Regularly clean drains to prevent pests from finding breeding spots.

  • Living Spaces: Vacuum frequently and reduce clutter to eliminate hiding places for pests. Focus on areas such as under furniture and inside closets where pests can easily go unnoticed.

Proper Storage of Food and Waste

Properly storing food and waste is essential in keeping pests at bay. By limiting access to food sources, you can reduce the likelihood of an infestation.

  • Pantry Items: Store dry goods in sealed containers. Avoid keeping perishable items on countertops for extended periods.

  • Pet Food: Keep pet food in sealed containers and clean up feeding areas after pets have eaten.

  • Garbage Disposal: Use trash cans with tight-fitting lids and empty them regularly. Rinse recyclables before placing them in bins.

Outdoor Maintenance

Maintaining your outdoor space can help prevent pests from making their way indoors. By managing the exterior of your home, you create a barrier that deters pests.

  • Yard Work: Regularly mow the lawn and clear away fallen leaves. Trim any shrubs or trees that come into contact with your house.

  • Firewood Storage: Keep firewood stacks at least 20 feet away from your home and off the ground to deter pests from nesting.

  • Gutter and Drain Cleaning: Frequently clean gutters and drains to avoid water accumulation, which can attract pests.

Regular Pest Inspections

Consistent checks for pests can help spot and resolve issues before they escalate into major infestations.

  • Professional Inspections: Hire pest control experts to conduct regular inspections. They can detect early signs of pests and provide professional advice on how to prevent infestations.

  • DIY Inspections: Regularly inspect your home for evidence of pests, such as droppings, nests, or material damage, to catch any issues early.

By following these effective fall pest prevention tips, you can create a home environment that is less inviting to pests. In the next section, we’ll delve into the impact of fall-time intruders on your health and property, providing further insights into why these prevention measures are so crucial.

Understanding the Impact of Fall Pests

Fall season’s pests can greatly affect both your home and your health. Recognizing these impacts highlights the need for effective pest prevention and control measures. In this section, we examine the health risks and potential structural damage caused by common fall-time pests.

Health Risks

Autumn pests can introduce several health concerns for you and your family. Here are some key risks:

  • Allergic Reactions and Asthma: Insects like cockroaches and rodents can worsen allergies and asthma. Their droppings, shed skin, and saliva can pollute indoor air and surfaces.

  • Disease Carriers: Rodents and ticks are known for spreading diseases. Mice can transmit hantavirus and salmonella, while ticks can pass on Lyme disease and other illnesses through their bites.

  • Painful Bites and Stings: Pests such as spiders and wasps can bite or sting, causing pain and potentially serious allergic reactions or infections if not treated quickly.

Structural Damage

Pests can inflict severe damage on your home’s structure, leading to expensive repairs:

  • Wood Destruction: Termites and carpenter ants are well-known for their ability to damage wood. They can compromise the strength of beams, floors, and walls, threatening the stability of your home.

  • Gnawed Wires and Insulation: Rodents, including mice and rats, often chew on electrical wiring and insulation. This behavior not only causes damage but also raises the risk of electrical fires.

  • Foundation Problems: Insects like ants and termites can tunnel into your home’s foundation, causing cracks and weakening the overall structure.

Understanding the health risks and structural damage associated with fall season pests underscores the importance of taking preventative measures. In the next section, we will discuss professional pest control services and when it might be necessary to call in experts to help protect your home.

Professional Pest Control Services

Although DIY solutions can handle minor pest issues, there are times when professional help is essential for comprehensive pest management. This section will discuss situations that require expert intervention and the benefits of hiring professional pest control services, especially for fall pest treatment.

When to Call a Professional

Recognizing when to bring in a professional is key to stopping pest problems from getting out of hand. Consider contacting a pest control expert in these situations:

  • Ongoing Infestations: If DIY efforts haven’t resolved the issue, it’s time to seek professional help. Experts have the specialized tools and knowledge needed to eliminate persistent pests.

  • Health Concerns: For pests that pose serious health risks, such as rodents or ticks, professional assistance can safeguard your family’s health.

  • Damage to Your Home: Pests like termites or carpenter ants can cause significant structural damage. Professionals can prevent further deterioration.

  • Unknown Pests: If you’re unsure what type of pest you’re dealing with, a professional can identify and address the problem accurately.

Benefits of Professional Pest Control

Opting for professional pest control services has multiple benefits:

  • Specialized Knowledge: Experts have the training and skills to accurately identify pests and employ effective methods to remove them.

  • Customized Plans: They provide in-depth inspections and develop tailored treatment strategies to fit your home’s particular needs.

  • Safe Practices: Professionals use safe procedures and products, ensuring minimal risk to both your family and pets.

  • Long-Term Solutions: Beyond eliminating current infestations, they implement preventive measures to safeguard against future pest problems.

About the Author

Bobcat Wildlife & Pest Management, established over 12 years ago in Des Moines, IA, specializes in resolving wildlife and pest issues. Emphasizing “Your Property, Our Priority,” we are licensed by the Iowa Department of Fish and Game and the Department of Agriculture. Our team, committed to superior service, offers both one-time and yearly management programs across Des Moines and its environs, ensuring effective solutions and customer satisfaction.