neWoodworm infestations pose a significant threat to the structural integrity and longevity of buildings, requiring prompt and effective intervention. At Cannon Clarke Ltd, we understand the critical importance of properly diagnosing the reasons for woodworm outbreaks and utilising targeted treatment methods to eradicate infestations. In this blog post, we delve into why proper diagnosis is essential and highlight the different types of wood-boring insects commonly found in the UK, along with our comprehensive treatment approach.

Importance of Proper Diagnosis

Identifying Infestation Severity: Proper diagnosis enables us to assess the extent of the woodworm infestation accurately. Understanding the severity of the infestation is crucial for determining the appropriate treatment strategy and preventing further damage to the building’s structure.

Identifying Woodworm Species: Different species of wood-boring insects have varying behaviour patterns and treatment requirements. By correctly identifying the species responsible for the infestation, we can tailor our treatment methods to effectively eradicate the pests and prevent future outbreaks.

Addressing Underlying Causes: Woodworm infestations are often indicative of underlying moisture issues or timber decay. Through proper diagnosis, we can identify and address the root causes of the infestation, such as damp conditions or timber deterioration, to prevent recurrence.

Types of UK Wood-Boring Insects

Common Furniture Beetle (Anobium Punctatum): The most widespread wood-boring insect in the UK, the common furniture beetle primarily infests softwood timbers. Infestations are characterised by small exit holes in the wood surface and fine, powdery frass.

Deathwatch Beetle (Xestobium Rufovillosum): Typically, infesting hardwood timbers, particularly oak, the deathwatch beetle prefers damp, poorly ventilated environments. Infestations are distinguished by larger exit holes and coarser frass.

House Longhorn Beetle (Hylotrupes Bajulus): Less common but highly destructive, the house longhorn beetle primarily targets softwood timbers. Infestations can cause significant structural damage and are characterised by large, oval-shaped exit holes and coarse frass.

Our Treatment Approach

At Cannon Clarke Ltd, we offer comprehensive woodworm treatment services designed to eradicate infestations and protect buildings from future damage. Our approach includes:

Thorough Inspection: Our experienced technicians conduct a thorough inspection of the affected areas to assess the extent of the infestation and identify contributing factors.

Targeted Treatment: Based on the findings of our inspection, we tailor our treatment methods to effectively eliminate woodworm larvae, eggs, and adults using industry-approved insecticides and application techniques.

Preventative Measures: In addition to addressing existing infestations, we implement preventative measures to mitigate the risk of future woodworm outbreaks, such as improving ventilation and moisture control.

Timber Preservation: As part of our comprehensive approach, we offer timber preservation services to protect vulnerable wood from future infestations and decay, ensuring long-term structural integrity.


Proper diagnosis and targeted treatment are paramount for effectively addressing woodworm infestations in buildings. At Cannon Clarke Ltd, we prioritise accuracy and efficacy in our woodworm treatment services, utilising our expertise to eradicate infestations and safeguard the structural integrity of buildings. Contact us today for professional woodworm inspection and treatment solutions tailored to your specific needs.