NOT SURE IF YOU HAVE JAPANESE KNOTWEED?

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The Japanese Knotweed Company is Ireland’s leading Knotweed control company, we specialise in the treatment, control and eradication of Japanese Knotweed throughout the island of Ireland.

Japanese Knotweed

We are an environmental company specialising in all types of land remediation, based in Co Kerry and we cover the whole of Ireland with our services.  Our employees are dynamic, highly trained & certified to work on a wide range of environmental issues.

The Japanese Knotweed Company is part of the Pacs Ltd group www.pacs.ie; this company has built a reputation of offering solutions to a wide range of pollutions, while endeavouring to minimize the impact on the environment at all times.

Our range of expertise includes Japanese Knotweed identification through to a variety of treatments specific to each situation of Japanese Knotweed infestation we encounter.

With PCA & City & Guilds certified surveyors, The Japanese Knotweed Company is fully equipped to treat any infestation large or small.  We work closely with ecologists, horticulturists, gardeners & land surveyors to bring the best solution to your Knotweed problem.

We also specialise in the treatment and control of other invasive plants such as Giant Hogweed, Gunnera & Himalayan Balsam to name but a few – See our Invasive Species page for more information.


We are professional and efficient in our approach and we aim to offer you the most cost-effective and sustainable solution for your Knotweed problem.

The Japanese Knotweed Company is Irelands leading Knotweed control company, specialising in the survey, treatment, management & control of Japanese Knotweed and many other invasive plant species throughout the island of Ireland.

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