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Presence of Mold Growth in Blue Color on Walls and Ceiling at Home

By April 14, 2024April 29th, 2024No Comments

Have you ever spotted an unusual blue patch on your walls or ceiling and been puzzled about what it could be and how it made its way into your home? If you’re reading this blog, chances are you have. However, it is important to recognize that your property might be affected by mold growth, which indicates underlying moisture problems within your property’s structure. Whether you are a seasoned homeowner or new to property maintenance, understanding blue mold origins and how to get rid of such mold types can help you safeguard your property from further damage. This blog will discuss everything about blue mold and its potential effects on your health, as well as provide you with effective strategies for its eradication, allowing you to make an informed decision. 

What is Blue Mold? 

Mold, identified in scientific terms as Penicillium, belongs to the fungal kingdom and can flourish both indoors and outdoors; it includes over 270 species that are commonly found inside buildings. These mold types can cause significant discomfort and have serious health implications. 

As the name suggests, blue mold can be characterized by its fuzzy blue colour with a powdery texture. Like other mold types, blue mold typically grows in areas with high humidity levels or where water leakage and condensation occur, such as basements, bathrooms, kitchens, and areas prone to leakage. It can be found anywhere from vegetables, bread, and cheese to damp or moist surfaces such as walls, ceilings, carpets, etc. It can cause severe structural damage and also affect the appearance of your property, resulting in hefty expenses.

Blue mold is considered one of the most harmful mold types and poses severe health risks, including allergic reactions, lung inflammation, chest pain, and sinus infections. This mold species poses a greater threat to individuals with compromised immune systems, asthma, and allergies. Children and the elderly are also vulnerable due to their weakened immune systems. Furthermore, once blue mold establishes itself in your house; it can be challenging to eradicate, affecting the air quality and rendering the property uninhabitable. In such cases, prompt support from professional mold removal companies is recommended to rectify the issues. 

How to Get Rid of Blue Mold? 

The following are some of the steps that you can consider taking to safeguard your property from blue mold:

1. Reducing Humidity

Blue mold develops for several reasons, such as excessive moisture or leaks in roofs, with windows and pipes often being key contributors. Maintain humidity levels at 50 percent or lower in your property using air conditioners and dehumidifiers. Change filters and service air conditioners and furnaces as recommended. Besides this, you can also consider acquiring professional help to identify the mold type and implement an appropriate solution for eliminating the moisture source from your property. 

2. Clean Surfaces 

Wipe hard surfaces and countertops with the help of soap and water, or you can also use a heavily diluted bleach solution to remove the blue mold. For stubborn mold growth, consider opting for a suitable commercial product and make sure to open the window to facilitate ventilation during the cleaning process. These products are designed to kill mold and prevent it from coming back. Given the abundance of mold removal products available, it’s imperative to select the one that aligns with your specific requirements. 

3. Protect Yourself 

Ensure your safety during the cleaning process by donning protective eyewear, nonporous gloves, and either a face mask or an N95 respirator. Blue mold represents a significant health threat, making it imperative to guard against exposure with appropriate safety measures. 

4. Fix the Leakages 

Repairing pipe leaks is crucial for preventing mold growth on your property. Both mold and mildew growth originate from moisture; any leakage in your property can provide an optimal place for mold to spread. Remember, if left untreated, blue mold can significantly spread throughout your property and cause major health problems for its occupants.


Blue mold is one of the most common issues that can negatively impact the overall health of your property. Beyond being unsightly, mold can pose significant health risks as well, including watery eyes, runny nose, sneezing, itching, coughing, wheezing, difficulty breathing, etc. However, to safeguard your property investment and the health of its occupants, it is imperative to conduct mold testing right after water damage occurs to address the issue promptly. If you are struggling with mold issues at home, follow all the steps outlined in this blog to ensure mold-free property. 

And if you are looking for professional help to address and provide swift remediation of blue mold, consider getting in touch with ServeKings. Our mold removal Oakville services address the problem comprehensively and prevent further escalation.