However where possible, Japanese knotweed can be relocated to a quarantined area of the site for treatment later, allowing work to progress as … It is an invasive non-native plant pest and is considered one of the most problematic plant species in the Once the site has been excavated, it can be issued with a certificate confirming the site to be clear of Japanese knotweed. It is commonly known as Asian knotweed or Japanese knotweed.It is native to East Asia in Japan, China and Korea.In North America and Europe, the … Minimising excavation Arrange for safe disposal of the Japanese knotweed waste off-site using licenced transportation and disposal to a licensed landfill site. You can customise your browser's cookie settings if you wish to manage your cookie security. However, where possible, Japanese Knotweed can be relocated to a quarantined area of the site for treatment later, allowing work to progress as normal on the rest of the site. Following the Japanese knotweed survey that was conducted in February, it was recommended that all viable Japanese Knotweed material covering 52m2 was to be excavated and disposed off-site at a licensed landfill due to the developer wanting to re-develop. This requires removal via registered waste carriers to a landfill site fully licensed to receive and dispose of Japanese knotweed. We hope this has clarified things for you, but if you are still looking for more information, you can contact us using the following details. Rhizomes can grow to 3 inches in diameter (! Where there is sufficient space on site the knotweed can be excavated (and eradicated) from its source location and relocated to a more desirable (lower risk) location on site. Invasive Japanese knotweed worse than kudzu, threatens East Tennessee ecosystems. Knotweed Excavation On large construction sites when work is in progress, the presence of Japanese Knotweed can cause costly delays to the building process. Prevent spread of Japanese knotweed. To find out more about Japanese Knotweed excavation or our Root Barriers speak to one of our team today on free phone 0800 122 3326 or send us a message. So you can check and update your cookies settings, you need to know what browser you are using and which version. Learn more. Japanese Knotweed is an invasive and extremely resilient plant which has an underground rhizome system. Our main aim is to make the Japanese Knotweed excavation process as seamless and hassle free as possible, causing minimal disturbance. The Government launched a Strategy for Sustainable Construction in 2008, containing several proposed waste disposal targets for the construction industry to achieve through a series of voluntary agreements and initiatives. This will provide instant eradication of knotweed from its source location and a sustainable remediation approach, where there is space on-site to accommodate a burial or relocation of the treated (sifted) soils. Another Japanese Knotweed treatment option to consider is excavating the contaminated soil. Japanese Knotweed is one of the most common and problematic invasive weeds in the UK today due to its resilience, rapid growth rate and difficulty to fully remove. The excavated knotweed is buried deep on-site, with the waste encapsulated in root barrier (the cell) with the top of the cell residing at least 2 metres below finished ground levels as a precaution against future accidental human disturbance or burrowing animals. Often suitable to larger sites, or phased developments, relocation of Japanese knotweed can prove both cost-effective and provide a sustainable remediation solution. Japanese Knotweed Specialists offers a secure and thorough service to eliminate the weed and guarantee it won’t return. This work involves the excavation of the garden to a depth of up to three metres, all of … Certain thresholds of other contaminates such as heavy metals, petrochemicals or asbestos can class the waste as either ‘contaminated’ or ‘hazardous’. This is the last resort and the most expensive Japanese Knotweed excavation service but sometimes it is a necessity. Japanese Knotweed is an … Less risky to the environment, as the injected herbicide has no effect on the surrounding vegetation and is also safe to use near water, stem injection is a more effective eradication method. If high levels of contaminates are found (which classify the waste as ‘contaminated’ or ‘hazardous’) it may have a restriction on which landfills can take it and increase disposal costs. 269 Field End Road, Crown Street, This would depend upon access to the infected area and boundary fences. See more on this, below. Visit our website and see … Romsey, Knotweed removal via excavation is the alternative method to … Landfill Tax has been rising annually each year on the 1st April, and it is set to continue to rise for the foreseeable future. Cookies are sent to your browser by a website, which are stored in the cookies directory on your computer. Type of removal service Unit of cost In trials M35 9BG, T   0161 393 6029 We can undertake the following methods of knotweed remediation to resolve a problem that, if handled the wrong way, can end up being a long-term problem for the developer and landowner: This provides instant eradication of knotweed, although it’s the least sustainable method of knotweed eradication as the arising waste is transferred to landfill. Japanese Knotweed Excavation On construction sites, the presence of Japanese Knotweed can cause expensive delays. If they are removed from the site they will still be classed as controlled waste. Room 5, Television House, The Environment Agency will need to be advised that the burial of Japanese Knotweed is taking place and all plans must be approved by them. This is essential since even the tiniest fragment of rhizome left in the soil can regrow. Once all of the infected soil had been removed it was stockpiled in a designated, isolated area ready to be treated by … Excavation. All waste will be removed and taken to a licensed landfill site. As a renowned leading contractor in dealing with Japanese Knotweed, you can trust our team to provide a bespoke solution. Reynoutria japonica, synonyms Fallopia japonica and Polygonum cuspidatum, is a large species of herbaceous perennial plant of the knotweed and buckwheat family Polygonaceae. In winter the plant dies back to ground level but by early summer the bamboo-like stems emerge from rhizomes deep underground to shoot to over 2.1m (7ft), suppressing all other plant growth. Japanese Knotweed Removal The excavation of Japanese Knotweed offers an immediate solution where other options are not practical. In its new location, it is monitored and treated under a longer-term herbicide treatment programme. in areas proposed for public open space). Identify Japanese knotweed. Given that Japanese Knotweed can grow from a piece as small as a finger nail, it is imperative that excavation methods are undertaken by experienced contractors who know how to identify even the smallest piece of Japanese Knotweed to prevent cross contamination from occurring. Excavation. Covering Japanese knotweed with tarps suppresses the plant's growth and ultimately kills it. HA4 9XA, T   020 3463 2349 The law states that we can store cookies on your machine if they are essential to the operation of this site but that for all others we need your permission to do so. Cupernham Lane, Excavating Japanese knotweed provides an instant eradication solution backed by guarantee. If you have it growing in your garden, you’ll want to get it removed as soon as you can. The dimensions, depth and location of the burial are recorded with the Knotweed Management Plan (KMP) for the site. Excavated Japanese knotweed is carefully relocated over site (along designated and controlled haul routes) to another area of the same site. We place an encrypted cookie on your computer when you select 'remember password' when logging into your account. Relief on up to 10% of eligible costs for a developer and 30% for capital expenditure assuming a 20% tax rate. The Japanese Knotweed infestation can be treated with a chemical application at a later, more convenient time. Japanese Knotweed, scientifically known as Fallopia japonica, is an Asian plant with a reputable ethnobotanical value among the Japanese.However, outside Asia, F. japonica is an invasive plant that ranks among the 100 worst invasive species as per IUCN. 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