Environet has filed a patent application for the method and apparatus used to convert Japanese knotweed waste into biochar, thereby locking in carbon and eliminating the need for landfill. The location of the burial pit must be marked accurately on site plans so that it is not accidentally disturbed by any future works. We’ll reveal all below. Knotweed species in the region include: Japanese (Fallopia japonica), Bohemian (F. x Bohemicum), Giant (F. sachalinensis) and Himalayan (Persicaria wallichii). What Is Japanese Knotweed? Using the instant eradication method the Japanese Knotweed company technicians will fully excavate the affected land, including Rhizomes. In Northern Ireland it is illegal to dispose of Japanese knotweed, or knotweed contaminated soil, at a landfill site without informing the landfill site that the waste material is Japanese knotweed. If your municipality has a high-heat compost program, plants can be sent there. Delays can be very costly. A Japanese knotweed site survey and remediation options appraisal is essential in determining accurate development costs for a site. We specialise in the removal and disposal of Japanese Knotweed from construction sites or any site that is being developed or remediated. Site Capping is a fast way to eradicate Japanese Knotweed while keeping volumes of waste to a minimum. Get in touch for legal help! 5. Because Japanese knotweed is classified as “controlled waste” by the 1990 Environmental Protection Act, many places, like the United Kingdom, require you to dispose of it at a licensed landfill site. Previous Environment Agency guidelines stated that excavation of Japanese knotweed should be undertaken within a 7 metre zone around plants and to a depth of 3 metres. • It is listed under schedule 9 of the Wildlife and Countryside Act 1981 and it is an offence to plant or cause this species to grow in the wild. Known for its destructive capabilities, the Japanese knotweed is an invasive plant which can severely damage buildings and construction sites if left unchecked. Dispose of Japanese knotweed waste off-site. Under no circumstances can you dispose of Japanese Knotweed in your compost, recycling, or waste bins, due to its fast spreading and growing nature. How long does it take to get rid of Japanese knotweed? Article 34. As of the 2014 order People who fail to control the spread of invasive non-native plants such as Japanese Knotweed could be fined or receive anti-social behaviour orders. In Northern Ireland, Waste Transfer Notes are required by the licensed haulier to transport the material to the landfill site. And as Japanese knotweed is classed as “controlled waste” under the Environmental Protection Act 1990, both vegetation and soil must disposal at licensed landfill sites. Site Capping removes knotweed to the construction foundation level*, minimising the depth of excavation and the resulting volume of waste. Alternatively, solarize viable plant material by placing it in sealed black plastic bags and leaving them in direct sunlight for 1-3 weeks. As well as harming the environment, Japanese Knotweed is able to grow through the smallest gaps in walls, pavements and structural foundations of buildings. Japanese Knotweed (Reynoutria japonica) ... Do not compost viable plant material at home or send to landfill. The time it takes to get rid of Japanese knotweed depends on the size of the infestation and the techniques used to combat it. This is then removed to an environment agency approved disposal site. It is classed as ‘controlled waste’ under the Environmental Protection Act 1990 and requires disposal by a licensed waste carrier, who will ensure it is disposed of at a licensed landfill site. Japanese Knotweed Ltd was asked to assess a closed landfill site that had a large infestation of Japanese knotweed. • Japanese knotweed - 1.5 m to 2.5 m tall, multiple branches, mottled purple/brown • Giantknotweed-3 mto6 tall,fewornobranches, mottled purple/brown • Himalayanknotweed-2 mto3 tall,branchedat upper half, reddish in color Rhizomes: At maturity, rhizomes are thick and woody, and can spread up to 20 m laterally. The act stipulates that Japanese Knotweed can only be disposed of at landfills that are licensed to handle contaminated soil. Southwest Knotweed started its journey in 2011, 1st treating Japanese Knotweed in Cornwall and then, soon expanding across the South West, covering Devon, Somerset and Cornwall, offering bespoke solutions within the Invasive Weed Industry. Only registered waste carriers should transport this material and relevant insurance policies should be in place. Sometimes, though, the properties attacked by Japanese knotweed are brand new. 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