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What Causes Roaches: An Insight into Infestation Sources and Prevention

By Dr. Shubham Pandey +2 more

Key Highlights: 

  • Roaches bring along with them different health problems. 
  • The main triggers for invasions include shelter, food and dirt, neighbors and nearby areas, water sources, and handling trash and waste. 
  • Even spotless houses can face invasions due to their location, ease of entry, dampness problems, overlooked food supplies, unseen spots, and bad yard work. 
  • The key to reducing roach invasions includes keeping clean, getting rid of messes and hiding areas, tackling water leakages, disposing of waste in the right manner, and taking care of the lawn (if present). 
  •  There are natural ways (washing water, essential oils) and store-bought options (baits and traps, bug killers) to help get rid of roaches. 

Introduction 

Roaches are unwanted visitors in any household and pose different health risks. Hence, it’s crucial to know what leads to invasions and find successful ways to stop them. 

Throughout this article, you’ll learn about diverse roach types, their basic traits, and the health dangers they bring. We’ll also touch upon a few ways to reduce roach invasions. Furthermore, we’ll discuss common methods to exterminate these pests, including home remedies and store-bought options that may help. Finally, we’ll end by tackling some common questions you may have. 

what causes roaches

Decoding Cockroach Invasions 

Types of Cockroaches 

Many kinds of roaches exist. However, the ones most often seen in homes are listed below.  

  • German  cockroaches 
  • Oriental  cockroaches 
  • American  cockroaches 
  • Brown-Banded  cockroaches 

Each roach type brings unique challenges when it comes to managing invasions. 

Basic Traits of Cockroaches 

 Basic traits of roaches are as follows.  

  • Night lovers: Roaches are mostly active after dark. 
  • Eat anything: They can eat wide-ranging food sources, rotting stuff, leftover food, and non-food items like paper, glue, and hair. 
  • Quick to breed: Female roaches can lay many egg sacks, each holding up to 40 eggs, leading to fast growth in numbers if the conditions are favorable. 

Health Dangers from Cockroach Invasions 

Invasions from cockroaches bring several health concerns which are as follows.  

  • Allergies and breathing issues: Cockroach allergens (seen in dung, saliva, and shed skin) can trigger allergies and worsen breathing difficulties. 
  • Ruining food: Roaches can render food useless by smearing bacteria, fungi, and germs as they feed, move around, and pass stools on the food surfaces. 
  • Illnesses: Roaches may bear and spread sicknesses such as typhoid, diarrhea due to  E. coli, and dysentery, to name a few. 

Did you know?

Main Reasons for Roach Invasions 

Invaders such as cockroaches typically show up due to a mixture of reasons like shelter, food and dirt, neighbors and nearby spots, water sources, and ways of handling trash and waste. 

1. Shelter 

Roaches are always searching for covered areas and places to stay hidden, grow, and multiply. Usual sources of where they shelter are as follows.  

  • Cracks and Narrow Gaps 

Roaches may enter your home through tiny gaps in walls, floors, and window seals. Fixing these openings may help you lower invasion risks. 

2. Mess and Rubbish 

Piles of stuff that isn’t needed anymore. Such as stacks of newspapers, cardboard boxes, clothes, etc. can attract roaches. Removing such mess stops roaches from finding safe spots to hide and make babies. 

3. Food and Dirt 

Food and dirt mainly cause roach invasions. A clean house is a must to stay clear of these bugs. 

4. Not Keeping Clean 

Failing to do the dishes, clean the kitchen counters, or mop and sweep floors on time may lead to food leftover building up. This buildup will attract roaches. 

5. Easily Available Food Supplies 

Keeping food in the open or in weakly sealed containers provides easy food for roaches who are always on the lookout for sustenance. 

6. Neighbors and Nearby Areas 

Neglected nearby areas with roach problems might unknowingly expose your home to invading cockroach marketplaces. 

7. Shared Walls and Pipelines 

Houses and flats that share walls or pipelines are at greater risk of cross-invasion, as roaches can move through these connections. 

8. Infested Properties Close by 

An infested property around you may unknowingly expose your home to roaches moving around in search of food and shelter. 

9. Water Sources 

Roaches need water to live and grow. Homes with water standing still or leaks can turn into perfect targets for invasions. 

  • Leaking Pipes 

Dripping pipes can provide enough water to draw thirsty roaches. Fixing leaks can keep these critters away. 

  • Water Pooling 

Standing water in your home or yard may pull roaches towards it. Fix any places where water gathers to safeguard your property against invasions. 

10. Trash and Waste Handling 

Bad waste disposal may give birth to roach places for breeding. 

  • Unsealed Trash Cans 

Roaches love the smell of rotting food. Fully sealing trash cans helps in stopping roaches from finding and living in waste-filled spots. 

  • Incorrect Waste Disposal 

Not throwing the trash out on time may lead to cluttered, dirty spots that pull cockroaches in. Regular trash disposal will help your home attract  fewer pests. 

In my experience, roaches may be controlled with registered pesticides by a licenced and qualified pest control operator who can also identify the kind, source, and degree of the infestation. Frequent house cleaning and other good hygiene practices might lower the chance of new infestations.

Dr. Siddharth Gupta, MD

Roach Invasions in Clean Houses 

Strangely, even the cleanest homes may fall prey to roach invasions due to various other reasons. These are discussed below. 

1. Geography Plays a Role 

The place where your property lies may be more prone to roach invasions. Some regions have more roach populations, increasing the chances of having these pests inside and around your home. 

2. Ease of Entry 

Roaches are masters at finding and using small gaps and openings as a way into shelter, food, and water. By sealing these entry points, you can stop roaches from entering into your living area. 

3. Moisture Trouble 

Roaches are attracted to even little amounts of water, such as condensation or wet spots. Tackling dampness levels, fixing leaks, and getting rid of standing water might help you stop roaches from settling in. 

4. Overlooked Food Supplies 

Roaches eat almost anything. They feed on a broad range of stuff like cardboard, glue, and even hair. Storing items in a surefire way and getting rid of clutter could help you get rid of these unexpected food supplies. 

5. Missed Spots 

Places like basements, lofts, and storage rooms often become unnoticed hubs for roach invasions. Doing regular checks can help you spot and fix these unseen issues before they blow up. 

6. Bad Yard Work 

Ignoring vegetation, leaf litter, and wrong storage of firewood can provide cockroaches with shelter and food sources. Taking care of your yard and keeping it tidy can lower the risk of a roach invasion. 

It is believed that eating food polluted by roaches may cause disease in humans since roaches will vomit and urinate on meals. I suggest you to get in touch with the pest control and get rid of these monsters.

Dr. Rajeev Singh, BAMS

Stopping and Controlling Roach Invasions 

Here are a couple of strategies on how to avoid and possibly reduce roach invasions.  

Keeping The House Clean 

Cleaning your house well and removing leftover food, excess moisture, and places they can hide, may help deter roach invasions. Keeping the house clean can be achieved by implementing the below mentioned methods.  

1. Regular House Cleaning 

Set a regular cleaning plan that includes sweeping, mopping, using a vacuum, and wiping down surfaces. 

2. Safe Food Supply Storage and Disposal  

Store food in airtight containers, clean up spills and mess promptly, and avoid leaving dishes in the sink overnight. 

3. Getting Rid of Clutter and Hiding Spots 

Reducing mess and checking your house for likely hiding spots may discourage roaches from setting up home there. This can be achieved through the below mentioned methods. 

4. Regular Study of Home 

Do routine checks for signs of invasions and drafty hiding places, especially in often missed areas like basements and attics. 

5. Fixing Cracks and Gaps 

Fix any cracks or gaps in walls, floors, and around pipes or vents that might let roaches into your home. 

6. Fix Water Leaks and Dampness Related Issues 

Fix any leaks and make sure there’s proper ventilation to minimize water, which attracts roaches. 

7. Correct Trash Handling 

Take out the trash regularly, store waste in sealed containers, and clean garbage bins regularly to stop roaches from feeding. 

8. Lawn Care 

Keep your yard tidy and free of clutter. Avoid creating inviting habitats for roaches. Pick up leaf litter, trim bushes, and store firewood properly. 

Cockroaches are more than unattractive vermin that creep across your kitchen floor. In my experience, they may also act as an allergen trigger. Asthma and allergies may be aggravated by cockroach saliva, faeces, and shed body parts. When these allergens are stirred up in the air, they function like dust mites and exacerbate symptoms.

Dr. Smita barode, B.A.M.S, M.S.

Ways to Stop Roaches and Kill Them 

You may need a mix of home remedies and store-bought options to kill these pests effectively. These are described below. 

1. Home Remedies 

Home remedies that may help and are easily available are as follows. 

  • Washing Water 

A mix of liquid soap and water in a spray bottle may be used to choke and kill individual cockroaches at sight. 

  • Essential Oils 

Certain essential oils, like peppermint and tea tree oil, may help to repel these critters  when used in a diluted spray or as part of a cleaning solution. 

2. Store-bought Options 

The stored bought chemicals and gadgets that may be used are described below. 

  • Baits and Traps 

Ready-to-buy bait stations and traps may help to lessen roach numbers. They work by targeting both grown-up and young cockroaches with bug killers. 

  • Bug Killers 

Professional-grade bug killers can be hugely effective in killing roach invasions when applied  correctly. However, caution is advised, as misuse may harm humans and pets. They should always be stored in high places and locked away so that children and pets are not able to access them accidentally. 

Conclusion 

Roach invasions are not just annoying but dangerous health hazards too. Understanding the reasons that cause invasions, mistake-proofing your space, and using the right control methods are key to dealing with these pests. Frequent house checks, addressing water issues, maintaining a clean and tidy space, and opting for home remedies or store-bought options may play a big role in dealing with roach invasions. 

Taking action and staying watchful about keeping a clean and safe house while also asking for professional assistance, when needed, will ensure your household remains roach-free. It will also pave way for better overall health and comfort for you and your family. 

Also Read: Spanish Fly: Debunking Myths and Understanding Potential Effects

Frequently Asked Questions (FAQs) 

Can a clean house have roaches? 

Yes, roaches can invade even the cleanest of homes due to reasons like place, easy access, moisture problems, ignored food supplies, unseen spots, and bad yard work. 

What attracts roaches the most? 

Roach invasions mainly happen due to a mix of factors that give them shelter, food, and water. Like damp places, places with leftover food accumulating, places with lots of dirt and clutter, etc. 

Why am I seeing roaches suddenly? 

A quick increase in roach numbers might be because of changes in your surroundings that favor their survival and making babies, like more dampness or a sudden increase in food supplies that are not disposed of properly. 

Are roaches harmful to humans? 

Roaches can be a health threat, as they can bear and spread diseases and set off allergies and breathing  problems. 

How do roaches multiply? 

Roaches multiply when females lay egg sacks, which contain many eggs that hatch into nymphs, finally growing into adults. 

How can I stop roaches from getting into my house? 

Avoiding roach invasions involves maintaining a clean and clutter-free space, addressing moisture issues, sealing potential entry points, and handling waste and trimming the yard the right way. 

Disclaimer: The information provided here is for  educational/awareness purposes only and is not intended to be a substitute for medical treatment by a healthcare professional and should not be relied upon to diagnose or treat any medical condition. The reader should consult a registered medical practitioner to determine the appropriateness of the information and before consuming any medication. PharmEasy does not provide any guarantee or warranty (express or implied) regarding the accuracy, adequacy, completeness, legality, reliability or usefulness of the information; and disclaims any liability arising thereof.

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