Common Types of Mould and Why They Require Professional Removal

George Hughes

Updated on:

Gold Coast enjoys a subtropical climate characterised by warm, humid summers and mild winters. This climate can create conditions conducive to mould growth, especially in properties near the coast where humidity levels tend to be higher.

Mould is a common issue that homeowners encounter, and while some types of mould may seem harmless, they can pose significant health risks and structural damage to your home. It’s essential to be aware of the various types of mould and understand why professional mould removal in Gold Coast is often necessary. This article explores some common types of mould and the reasons behind the need for expert mould remediation.

1. Stachybotrys Chartarum (Black Mould)

Black mould, scientifically known as Stachybotrys chartarum, is perhaps the most infamous type of mould due to its potential health hazards. It appears black or dark green and thrives in damp, water-damaged environments. Black mould can produce mycotoxins that, when inhaled or touched, may cause respiratory issues, skin irritation, headaches, and even more severe health problems. Professional removal is crucial to ensure thorough and safe elimination of black mould, preventing its spread and minimising health risks.

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2. Aspergillus

Aspergillus is a group of moulds commonly found indoors and outdoors. While some species are harmless, others can be harmful to individuals with compromised immune systems or respiratory conditions. Aspergillus moulds can lead to lung infections, allergic reactions, and, in severe cases, invasive aspergillosis. Due to the potential health risks associated with certain Aspergillus species, professional removal is recommended to identify the specific type and address it effectively.

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3. Penicillium

Penicillium is a type of mould that can appear blue or green and is often found in decaying organic matter, water-damaged materials, and dust. While some species of Penicillium are used in the production of antibiotics and cheese, others can produce mycotoxins that are harmful to humans. Professional mould remediation is necessary when Penicillium colonies are extensive or when there is uncertainty about the species present, as some can lead to health issues.

4. Cladosporium

Cladosporium is a mould genus that encompasses many species, and it is commonly found both indoors and outdoors. While it’s considered a less harmful mould overall, some people may be sensitive to Cladosporium spores, leading to allergy-like symptoms such as runny nose, itchy eyes, and skin rashes. In cases of extensive infestations or when individuals exhibit severe symptoms, professional mould removal can help eliminate the source and provide relief.

5. Alternaria

Alternaria is a common mould found in damp areas like bathrooms, kitchens, and basements. It can cause allergic reactions, particularly in individuals with mould allergies. Prolonged exposure to Alternaria can lead to respiratory problems and exacerbate asthma symptoms. When Alternaria mould is widespread or persistent, professional removal can help improve indoor air quality and reduce health risks.

6. Fusarium

Fusarium moulds can grow in water-damaged building materials, mainly when humidity levels are high. Exposure to Fusarium can result in eye, skin, and respiratory irritation, especially in individuals with weakened immune systems. Professional mould removal is essential to address extensive Fusarium infestations and reduce potential health hazards.

7. Trichoderma

Trichoderma is a type of mould that can be found in damp areas, including walls, ceilings, and damp carpeting. It produces mycotoxins that can lead to allergies and respiratory issues. Professional removal is advisable to ensure thorough cleanup and prevent re-infestation.


While not all moulds are equally harmful, their presence in your home should not be taken lightly. Professional mould removal in Gold Coast is essential to identify the specific mould type, assess the extent of the infestation, and safely eliminate it, ensuring a healthy and mould-free living environment for you and your family. If you suspect mould growth in your home, don’t hesitate to seek the expertise of trained professionals to address the issue effectively and prevent potential health risks.