Unexpected Culprits: What Really Eats Drywall

Unexpected Culprits: What Really Eats Drywall

Introduction to Drywall Consumption

Drywall, a staple in modern construction, walls off our living spaces and shields the inner workings of our homes. Composed primarily of gypsum plaster sandwiched between two layers of paper, it’s an unsung hero in the architectural world.

However, this common building material can fall victim to unexpected culprits far beyond the usual wear and tear or water damage one might anticipate. The integrity of drywall can be compromised by a variety of agents, some of which are surprisingly alive and well within our homes.

This guide embarks on a fascinating journey into the lesser-known adversaries of drywall, revealing the “Unexpected Culprits: What Really Eats Drywall.” Prepare to be surprised by the range of threats, from the tiny and often overlooked to the seemingly harmless household pets.

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Termites are perhaps the most notorious consumers of drywall. These pests are often mistakenly thought only to devour wood, but their diet can also include the paper coating of drywall.

  • Identifying Termite Damage:
  • Look for tiny pinholes or the presence of fine powder.
  • Check for mud tubes on walls, indicating termite pathways.
  • Preventing and Addressing Termite Damage:
  • Regular inspections can help catch infestations early.
  • Professional extermination is usually necessary to eliminate a termite problem.


Silverfish are small, nocturnal insects that can wreak havoc on drywall. They’re attracted to the starch in the drywall’s paper lining.

  • Spotting Silverfish Activity:
  • Reduce humidity in your home, as silverfish thrive in damp environments.
  • Seal cracks and crevices to prevent entry.


Mice and rats may not consume drywall for its nutritional value, but they can cause significant damage as they create pathways through walls.

  • Recognizing Rodent Damage:
  • Noticeable gnaw marks and holes in drywall.
  • Accumulations of droppings near damaged areas.
  • Rodent Management Strategies:
  • Use traps and baits strategically placed around potential entry points.
  • Ensure food sources are securely stored to avoid attracting these pests.

Household Pets

Surprisingly, even our beloved pets can unintentionally harm drywall. Dogs and cats, for example, may scratch or chew on walls out of boredom or anxiety.

  • Minimizing Pet-Related Damage:
    • Provide plenty of chew toys and scratching posts for pets.
    • Regular exercise and attention can help reduce anxiety-induced behaviors.

Moisture and Mold

While not “eating” drywall in a literal sense, moisture can lead to mold growth, which breaks down its structural integrity.

  • Spotting and Preventing Moisture Damage:
    • Watch for discoloration and warping, which indicate moisture presence.
    • Ensure proper ventilation and fix leaks promptly to avoid mold growth.


The battle to protect drywall from these unexpected culprits requires vigilance, preventive measures, and sometimes professional intervention. From tiny insects to our furry companions and even the unseen threat of moisture, understanding these risks can help preserve the integrity of our homes.

As we unveil these adversaries, homeowners are better equipped to take proactive steps against the damage they can cause, ensuring our walls stand strong for years to come.

What Drives Creatures to Consume Drywall?

A variety of factors drive the phenomenon of creatures consuming drywall, each unique to the species involved. From the search for nutrition to the need for shelter or the simple act of wear-and-tear behavior, the motivations are as diverse as the culprits themselves.

This section delves into the underlying reasons why certain pests and pets find drywall an attractive target, providing insights into their behavior and the broader ecological or psychological factors at play.

Termites and Nutrition

  • Seeking Cellulose: Termites are primarily driven by the search for cellulose, a key component of their diet, which is abundant in the paper lining of drywall.

Silverfish and Starch

  • Starch Consumption: Silverfish are attracted to the starch in the wallpaper paste and the paper facing of drywall, which provides them with a valuable source of carbohydrates.

Rodents Creating Pathways

  • Nesting and Pathways: Rodents, such as mice and rats, chew through drywall not for food but to create pathways and nesting sites within the walls.

Pets and Behavioral Issues

  • Boredom and Anxiety: Domestic pets may turn to chewing or scratching drywall due to boredom, lack of stimulation, or anxiety rather than any nutritional benefit.

Moisture as an Indirect Cause

  • Mold Growth: Moisture-damaged drywall can support mold growth, which, while not directly consumed, weakens the drywall and makes it more susceptible to damage by other means.

Common Misconceptions About Eating Drywall

There are several misconceptions surrounding the consumption of drywall, particularly regarding the reasons and risks involved. Understanding these can help demystify the behavior and encourage more effective preventative measures.

  • Drywall as a Nutritional Source: There’s a common myth that pests consume drywall for its nutritional value, which is mostly untrue, except for the cellulose sought by termites.
  • Drywall Attracting Pests: Another misconception is that drywall inherently attracts pests when, in reality, it is the conditions around or in the drywall (such as moisture) that are more attractive.
  • Ease of Pest Invasion: It’s often believed that only old or poorly maintained homes are vulnerable to drywall damage from pests, but any structure can become a target under the right conditions.

Busting Myths: Can Humans Actually Eat Drywall?

The notion of humans eating drywall ventures into the realm of pica, a disorder characterized by the consumption of non-food items. While drywall is not toxic in small quantities, it is certainly not designed for consumption and can pose serious health risks.

  • Lack of Nutritional Value: Drywall contains no nutritional value for humans, and consuming it can lead to serious gastrointestinal issues.
  • Health Risks: The ingestion of drywall can cause choking, intestinal blockages, and potential exposure to harmful substances like mold or mildew that may be present in or on the drywall.
  • Addressing Pica: If drywall or similar materials are consumed, especially in children, it is crucial to seek medical and psychological advice, as it could be indicative of pica or other underlying conditions.

Understanding the behaviors that lead to drywall consumption, dispelling myths about these actions, and addressing the root causes, whether they be environmental, nutritional, or psychological, are key steps in mitigating the damage and ensuring the health and safety of all inhabitants—human or otherwise.

The Household Pet Dilemma: When Dogs Decide to Dine on Drywall

In the cozy corners of our homes, where pets are not just animals but family members, unexpected behavior can sometimes emerge. Among these, the peculiar habit of dogs eating drywall presents a unique challenge for pet owners.

This guide explores the reasons behind such behavior, identifying the signs and suggesting preventive measures to safeguard both your furry friends and the integrity of your property.

Analyzing Canine Behavior: Why Do Dogs Eat Drywall?

Dogs may turn to drywall for a variety of reasons, often rooted in either physical or psychological needs. Understanding these motivations is crucial in addressing the behavior effectively.

  • Boredom and Lack of Stimulation: Dogs are naturally curious and require regular physical and mental stimulation. In the absence of adequate exercise and engagement, they may turn to destructive behaviors, such as chewing on drywall, to alleviate boredom.
  • Anxiety and Stress: Separation anxiety or stress due to changes in the household can lead dogs to engage in compulsive chewing or eating of non-food items, including drywall.
  • Nutritional Deficiencies: While less common, some dogs may ingest drywall in an attempt to remedy a nutritional imbalance, especially if their diet lacks essential minerals.
  • Teething in Puppies: Puppies going through the teething phase may chew on drywall and other hard surfaces to relieve gum discomfort.

Signs Your Dog May Be Eating Drywall

Recognizing the signs of drywall consumption early can help prevent potential health issues for your dog and damage to your home.

  • Physical Evidence: The most obvious sign is visible damage to your drywall, such as bite marks, holes, or missing pieces.
  • Changes in Feces: Look for unusual substances in your dog’s feces, which may indicate the ingestion of non-food items.
  • Oral Discomfort or Injury: Dogs chewing on drywall may exhibit discomfort in their mouth, bleeding gums, or even injuries to their teeth.
  • Behavioral Changes: Sudden changes in behavior, including increased restlessness or signs of discomfort, can also indicate that your dog is engaging in harmful chewing.

Preventative Measures to Protect Your Pets and Property

Preventing your dog from eating drywall requires a combination of environmental management, behavioral training, and ensuring their physical and emotional well-being.

  • Enrich Your Dog’s Environment: Provide plenty of chew toys and engaging activities to keep your dog occupied and mentally stimulated. Regular exercise is also crucial.
  • Address Anxiety: For dogs with separation anxiety or stress, consider behavior modification strategies and, if necessary, consult a veterinarian for advice on anxiety relief.
  • Monitor Diet and Health: Ensure your dog’s diet is nutritionally complete. If you suspect nutritional deficiencies, consult a veterinarian for a tailored dietary plan.
  • Puppy-Proof Your Home: For households with teething puppies, puppy-proofing by covering accessible drywall and providing appropriate chew toys can prevent destructive behavior.
  • Training and Supervision: Consistent training and supervision can help redirect your dog’s chewing behavior towards more appropriate outlets. Use positive reinforcement to encourage good behavior.

The phenomenon of dogs dining on drywall highlights the complex needs of our canine companions. By understanding and addressing these needs, we can not only prevent damage to our homes but also ensure the health and happiness of our pets.

Vigilance, understanding, and proactive care are key in navigating the household pet dilemma, turning challenges into opportunities for strengthening the bond between you and your furry friend.

The Health Risks of Drywall Ingestion

The ingestion of drywall poses significant health risks not only to humans but also to our four-legged companions. Understanding the potential toxicity of drywall is essential for pet owners, as it can help in the early detection and prevention of health issues that may arise from such incidents.

This section delves into the toxicity of drywall, highlighting the symptoms of ingestion, the long-term effects on health, and guidance on when to seek veterinary help.

The Toxicity of Drywall: What You Need to Know

Drywall consists of gypsum plaster sandwiched between thick paper. While not toxic in small amounts, the materials can cause gastrointestinal blockages and other health issues when ingested in larger quantities.

  • Symptoms of Drywall Ingestion:
    • Vomiting or gagging
    • Loss of appetite
    • Lethargy or depression
    • Abdominal pain or bloating
    • Constipation or difficulty defecating, which could indicate a blockage
  • Long-term Effects on Health:
    • Gastrointestinal blockages: Large pieces of drywall can obstruct the intestinal tract, leading to severe complications.
    • Internal injuries: Sharp edges of ingested drywall can cause tears or perforations in the gastrointestinal tract.
    • Malnutrition or dehydration: If the dog is unable to eat or digest food properly due to blockages or injuries, it could lead to further health complications.
  • When to Seek Veterinary Help:
    • Immediate veterinary attention is required if your dog exhibits any symptoms of drywall ingestion.
    • If you suspect or know that your dog has ingested a significant amount of drywall, do not wait for symptoms to develop before seeking help.

Immediate Actions: If Your Dog Has Eaten Drywall

If your dog has ingested drywall, swift and appropriate action can significantly improve its recovery and well-being.

  1. Remove Access: First, ensure that your dog no longer has access to the drywall or the area where the incident occurred to prevent further ingestion.
  2. Assess the Amount: Try to estimate how much drywall your dog has eaten. Small amounts may pass through their system with minor issues, but larger quantities require immediate veterinary attention.
  3. Monitor Your Dog: Keep a close eye on your dog for any signs of distress or the symptoms listed above. Note any changes in behavior or physical condition to inform the veterinarian.
  4. Consult Your Veterinarian: Contact your veterinarian to discuss the situation. They may advise you to bring your dog in for an examination, especially if there are signs of discomfort or if a significant amount of drywall was ingested.
  5. Follow Veterinary Advice: Your veterinarian may suggest diagnostic tests such as X-rays to determine if there is a blockage. Treatment could range from inducing vomiting, administering IV fluids, or, in severe cases, surgical intervention.

Preventing your pets from accessing areas with exposed or damaged drywall can significantly reduce the risk of ingestion. Regularly inspecting and maintaining your home’s walls and ensuring your pets have plenty of safe, appropriate chew toys can help redirect their chewing behavior and safeguard their health.

The Unseen Threat: Termites and Drywall

Termites are often associated with wooden structures, silently consuming and compromising the integrity of homes from within. However, their threat extends beyond just wood; they can also damage drywall, targeting the paper coating that contains cellulose, a primary component of their diet.

This guide dives into the identification of termite presence within your home and outlines effective treatments to mitigate their damage.

Identifying and Dealing with Termites in Your Home

Recognizing the signs of termite activity early can save homeowners considerable distress and costly repairs. Understanding how to identify and then deal with these pests is crucial in protecting your home from their insidious damage.

Steps to Identify Termite Presence

  1. Visual Signs on Drywall: Look for telltale signs on your drywall, such as tiny pinholes, which may indicate termites are eating through the paper coating. Another sign is the presence of termite droppings, which resemble small, dark grains of sand.
  2. Mud Tubes: Termites create mud tubes to travel to their food sources. Finding these pencil-sized tubes on or near your home’s foundation and walls is a strong indicator of termite presence.
  3. Hollow Sounds: Tap on your walls. Drywall damaged by termites will often sound hollow because the interior has been consumed.
  4. Peeling Paint or Wallpaper: Termites can cause bubbling or peeling paint and wallpaper, similar to water damage, as they affect the structural integrity of the drywall.
  5. Professional Inspection: If you suspect termites but can’t confirm their presence or assess the extent of an infestation, a professional termite inspection is advised.

Effective Termite Treatments

Once termites are identified, immediate action is necessary to prevent further damage. Here are some effective termite treatments:

  1. Liquid Termiticides: These are applied around the perimeter of your home to create a barrier that kills termites upon contact. They are effective for both treating current infestations and preventing future ones.
  2. Bait Stations: Bait stations are placed around your home to attract termites. Once termites feed on the bait, they carry the toxin back to their colony, effectively killing off other members.
  3. Borate Treatments: Applying borate solutions to wood and drywall can prevent termites from consuming these materials. This method is particularly effective during the construction phase or in renovations.
  4. Fumigation: In cases of severe infestation, fumigation may be necessary. This process involves sealing the home and filling it with a gas that kills termites. It’s a comprehensive solution that requires professional execution.
  5. Preventive Measures: To prevent termite infestations, eliminate moisture problems, keep wood away from your home’s foundation, and regularly inspect your property for signs of termites.


Termites pose a significant threat to homes, not just through the consumption of wood but also by damaging drywall. Early identification and intervention are key to preventing extensive damage and costly repairs. Homeowners should remain vigilant for signs of termite activity and consider professional help for both identification and treatment.

With the right approach, the damage can be minimized, and your home is protected from the unseen threat of termites.

The Surprising Abilities of Mice with Drywall

Mice, those ubiquitous and often unwelcome guests in our homes, possess a set of remarkable abilities that allow them to infiltrate and navigate our living spaces with surprising ease. One of their most astonishing skills is their ability to climb vertical surfaces, including drywall.

This ability not only showcases the physical prowess of these tiny creatures but also highlights the challenges homeowners face in keeping them at bay. This exploration into the climbing skills of mice offers insights into how they navigate vertical surfaces and provides strategies for preventing infestations in homes.

Mice and Their Remarkable Climbing Skills: A Closer Look

How Mice Navigate Vertical Surfaces

  1. Physical Adaptations: Mice are equipped with sharp, curved claws that allow them to grip tiny crevices and imperfections in surfaces, including the texture of drywall. Their lightweight bodies and strong hind legs enable them to jump and climb effectively.
  2. Agility and Balance: Mice possess an incredible sense of balance and agility, which they utilize to navigate narrow wires and ledges. This balance also aids in their vertical climbs, allowing them to move upward with ease.
  3. Tail for Stability: Their tails serve as balancing tools, helping them maintain stability as they climb. This allows for more daring vertical ascents, including up the sides of furniture or walls.
  4. Use of Horizontal Gaps: Mice can use horizontal gaps or imperfections in the structure of walls to aid in their climbing, turning seemingly smooth surfaces into ladders.
  5. Assessment and Learning: Mice are quick learners and will assess and remember routes that have previously led them to food or shelter, repeating successful climbs as needed.

Preventing Mice Infestations in Homes

To keep these agile climbers out, homeowners must be proactive and diligent in their prevention efforts.

  1. Seal Entry Points: Mice can squeeze through incredibly small openings. Sealing cracks, crevices, and holes, especially where utility pipes and wires enter the home, is crucial. Use materials that mice cannot easily gnaw through, such as steel wool and caulk.
  2. Maintain Cleanliness: Mice are attracted to food sources. Keeping your home clean and storing food in rodent-proof containers can reduce the attraction.
  3. Declutter: Reducing clutter eliminates hiding and nesting spots for mice, making your home less inviting.
  4. Trim Vegetation: Keep shrubbery and branches trimmed away from your home to remove pathways for mice to jump from the foliage to the house.
  5. Use Rodent Repellents: Natural repellents, such as peppermint oil, can deter mice. However, their effectiveness may vary, and they should be used as part of a comprehensive prevention strategy.
  6. Professional Help: In cases of persistent or severe infestations, professional pest control services can offer more permanent solutions, including the identification and sealing of entry points you might have missed.


The climbing abilities of mice are a testament to their adaptability and survival skills. They enable them to explore and infest our homes in ways that often surprise homeowners. Understanding how these creatures navigate vertical surfaces like drywall gives us valuable insights into preventing their incursions.

By combining structural fortifications, cleanliness, and professional assistance when needed, we can better protect our homes from these agile intruders. Vigilance and proactive measures are key to ensuring our living spaces remain mouse-free, safeguarding the health and safety of our households.