Can Japanese knotweed be removed permanently?

Can Japanese knotweed be removed permanently?

Professionals recommend that you apply weed killer twice per year, preferably around the time that Knotweed thrives the most. Contact a professional. Japanese Knotweed is extremely difficult to permanently eradicate, so if your DIY attempts fail, contact a professional and have them remove it for you.

Is Japanese knotweed illegal in Ireland?

Under article 15 of the Wildlife (Northern Ireland) Order 1985, it is an offence to plant or otherwise cause to grow in the wild Japanese knotweed or any other invasive plant listed in Part II of schedule 9 to that Order.

Can Japanese knotweed come back after treatment?

The plant can die back over the winter after treatment and start to regrow when the weather improves, so it’s important to ensure it is professional treated to ensure it never returns.

Who brought Japanese knotweed to Ireland?

planthunter Philip von Siebold
Japanese knotweed (fallopia japonica) only arrived in Europe in the 1840s, and was brought from Japan by the famous German planthunter Philip von Siebold. It was first introduced into cultivation in the west of Ireland as an exotic ornamental perennial.

How long is Japanese knotweed in Ireland?

While the rhizomes (underground part of the plant) are said to grow out to about 7 meters horizontally and 3 meters vertically, in reality this tends to be much less. However, spread of rhizomes beyond 7 meters has been documented where an easy route such as along ducting is available.

Where can I get rid of Japanese knotweed in Ireland?

We offer Knotweed Control and Removal Services in Dublin and throughout Ireland. Japanese Knotweed as a high invasive plant species must be managed by experienced professional experts. For a tailored quote or for more information contact 085 1699 592 or email [email protected] Japanese Knotweed causing problems around Ireland.

Is Japanese knotweed an invasive plant?

Japanese Knotweed invasive plant species are spreading and causing problems in our local rivers and streams, in gardens, and roadsides and also on construction/development sites. As Irelands leading Japanese Knotweed removal experts, we specialize in the management and control of knotweed plant species.

Is there a code of practice for Japanese knotweed control?

Note: Although the EA, Knotweed Code of Practice has been discontinued many experts in the industry still follow most of the relevant guidelines within this document. The use of herbicide is often the most efficient and cost effective Japanese knotweed treatment option.

Does Japanese knotweed reduce the value of development land?

If you are looking to buy or sell development land you should be aware that Japanese knotweed may reduce its value. The reduction in value is normally calculated based upon the cost of remediation plus the risk factor for the inherent risks associated with developing knotweed affected land.