Improper disposal of knotweed can lead to new infestations in areas that were previously knotweed-free. USDA-ARS-Pasture Systems and Watershed Management Research Unit, University Park, PA Here are a few precautions to take note of when tackling a Japanese knotweed infestation: A strimmer is more likely to spread the infestation. ", More:Which plants helped shape Tennessee? Bohemian knotweed is a hybrid of giant knotweed and Japanese knotweed. Japanese knotweed is a member of the buckwheat family. Japanese Knotweed Identification - 07849883766. Of those who said they would proceed with the purchase at a reduced price, the majority (26 per cent) would expect a discount of between 6 – 10 per cent, while 15 per cent would expect to knock off between just 1 – 5 per cent. "The more immediate danger is to the ecosystem. Japanese knotweed infestations can spread quickly, taking hold of vast areas as its large structure of roots take hold. Foresters have successfully managed a knotweed infestation in an area of the Bullhead Trailhead, but it took about 20 years of annual cutting, herbicide injections, sprays and stump dabbing to knock it out. refused applications for United Kingdom properties, Grab your chainsaw and end this Bradford pear curse once and for all. Japanese Knotweed Elimination Ltd are specialists in the removal of the invasive Japanese knotweed. Japanese Knotweed Encroachment. © 2020 www.knoxnews.com. We can utilise our Japanese knotweed removal Ludlow service. The Tennessee Invasive Plant Council classifies knotweed as a severe threat that can only be controlled with strong herbicides. This could involve one or a combination of our proven methods: stem injection, soil application, foliar spraying or wiping. "Always be honest if the property you’re selling is or has been affected, or it could come back to bite you in the form of litigation from your buyer further down the line.”. A Knox News subscription gives you unlimited access to stories that make a difference in your life and the lives of those around you. NEW Knotweed Dog Detection Service. The method also exposes the plant to increased damage by frost and rot – further weakening the plant. Mortgage companies have refused applications for United Kingdom properties with knotweed because it can sprout through walls, floorboards and foundations. "What a plant does somewhere else can be a clue to what the plant could do here," Ferro said, adding the infestation appears to be worse in northern states. During spring, reddish/purple shoots appear from the ground and fat, asparagus-like ‘spears’ rapidly lengthen from bright pink ‘crown’ buds. It is certainly a problem in areas of East Tennessee and Western North Carolina. There is now one Japanese knotweed infestation for every 10 square kilometres in Britain. Learn more. Japanese knotweed is an invasive ornamental plant that can be tough to remove. I have my own problems at my house but this infestation along this river is over the top for sure. Japanese Knotweed is an invasive plant that can live more than one year. But what’s the cost of removing Japanese knotweed? Our preferred Japanese Knotweed incineration product is the Burnwell micro incinerator, supplied by Kingwell Holdings. It grows to heights of , and the roots can be twice that deep. Simberloff said the plant can grow at a rate of about 4 inches per day, and grows both by spreading seeds and by its creeping, "monster-sized" underground rhizomes. Japanese knotweed infestation costs Brits an average of £1880. Reach Brittany Crocker at brittany.crocker@knoxnews.com. Japanese Knotweed is a wilful defender of any ground that it has conquered and a sneaky underground infiltrator, liable to pop up wherever it pleases. Court case. After you’ve used your herbicide, don’t pull the weeds immediately. Domestic Knotweed Infestation in East Sussex. Hi all, I've got a problem with the above. If you have it growing in your garden, you’ll want to get it removed as soon as you can. Simon instructed Environet to carry out a survey before he bought the property, then used it to negotiate a discount on the price to reflect the cost of treating it. Mark Pistrang, a botanist/ecologist for the Cherokee National Forest, said for the past five years, the forest service has been treating more than a dozen areas where knotweed growth has impacted the Ocoee River Gorge, forest biodiversity or recreational access. Don’t use it. Kristine Johnson, supervisory forester for the Great Smoky Mountains National Park, said she's been "shocked" to see large knotweed infestations that have spread in the over parts of Cocke County, north of Hartford in the last 10 years. "People are realising it doesn’t have to be a deal breaker.". You'll treat it and then someone will find a brand new start somewhere, and you don't notice it until you've already got a clump of it growing.". Therefore you will need our Japanese Knotweed removal specialists to eradicate the species for you without damaging over plants within your garden. Villainous beauties: How fragrant mimosas really stink, Get unlimited access to the Knoxville News Sentinel for a low price, Your California Privacy Rights / Privacy Policy. Environet estimates that Japanese knotweed currently affects 4 to 5% of UK properties, wiping a total of £20 billion off house prices. Following the inspection, our representative will send you a tailored quotation, detailing the work to be undertaken and costs. Five years ago, the Environment Agency commissioned a new app to track Japanese knotweed, using the crowd-sourcing principle. Within the identify section are descriptions of the weed at various points of the year, along with close up images of what it looks like at these times. "Due to the stigma around Japanese knotweed the property value will almost certainly be impacted, but all that’s required is a sensible renegotiation of the price. The invasive plant is known for spreading quickly and for monopolising gardens. If you think you have knot weed in your garden or around your property and require Japanese knotweed identification make sure to get in contact with our team today. Panic over declining property values reached fever pitch in England six years ago when Kenneth McRae, of Birmingham,bludgeoned his wife with a perfume bottle, killing her and then himself. "If left untreated, Japanese knotweed can cause considerable damage to a property which is why buyers and lenders are right to insist that there is a professional treatment plan in place before they agree to proceed. So far, its infestation has been limited mostly to the northeast. Jane was ready to make her dream move. Over 5% of UK homes are affected by the fast-spreading weed. Follow her on Twitter @brittcrocker. Whilst it has a fierce reputation in the property industry, Japanese knotweed is not poisonous and is a plant that can be treated with herbicide treatments. We treat the problem quickly. Dan Casey’s photograph of the infested site beside Castleisland Rugby Club is typical of so many sites in the area. Those ads you do see are predominantly from local businesses promoting local services. Inside the park boundaries, Johnson said the parks service carefully inspects all quarry and soil material imported into the park to prevent knotweed and other invasive species from spreading through root fragments. Make sure that you dispose of all weed parts according to the code at your location to prevent further spread to other areas. Adjectives in the scientific community differ: "relentless," "disastrous," "destructive," "annoying," "devastating," "thuggish." "At this time, it has not had a large impact on our system, and is managed through hand-cutting, mechanical cutting and herbicide where appropriate in our utility right of ways," KUB spokeswoman Stephanie Midgett said. We’ll reveal all below. “Hi there, we think we may have a Japanese knotweed infestation. "It is a scourge," said Daniel Simberloff, an environmental scientist at the University of Tennessee. If a property is found to have an infestation of Japanese knotweed on their land or Japanese knotweed within 7 metres, it is extremely difficult to secure a mortgage against the property. Therefore, Japanese knotweed doesn't have to be located within the boundary of your property for a surveyor to categorise your property from being at risk from 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. BY now, most people has heard of the devastations being caused by the Japanese Knotweed infestation. London is a hotspot for Japanese knotweed, the garden blight notorious for how difficult it is to get rid of. The World Conservation Union has listed knotweed as the “world’s worst invasive species." Japanese knotweed is a weed that can grow to over two metres high and spread rapidly. Japanese knotweed was first introduced in Europe as a fast-growing plant with potential as a cattle feed, an ornamental plant or a erosion control plant. MeshTech works by using Japanese knotweed’s aggressive growth against it – forcing the plant to sever its own stems as they grow (as shown in the photgraphs below). Japanese knotweed can be identified by its delicate creamy/white flowers and distinctive bamboo like stems which can reach up to 3 metres in height. KNOTWEED HAS ENCROACHED MY LAND FROM NEIGHBOURING LAND OR PROPERTY. Japanese knotweed, native to east Asia, was brought to the country in … The plant arrived from Japan to the U.K. and then to North America in the 19th century as a landscaping ornamental. Exposed: The Japanese Knotweed Heatmap is an interactive online heatmap of Japanese knotweed sightings across the UK. Identify Knotweed and other plants in your garden Each Knotweed infestation will have its own unique problems. Planting Native Species to Control Re-Infestation by Japanese Knotweed Martin van der Grinten, R. Howard Skinner, Art Gover and Mark Simonis. A more invasive cousin of the notorious Japanese knotweed has been spotted in Buckinghamshire. In fact, it’s quite easy for a Japanese knotweed expert to tell how long an infestation has been there and, in encroachment cases, the source of the infestation.” Japanese knotweed is a weed that can grow to over two metres high and spread rapidly. "Cutting it back makes it re-sprout, and the rhizomes make excavation almost impossible," said Belinda Ferro of the Tennessee Invasive Plant Council. Always burn any Japanese knotweed that you cut in your garden. Newsquest Media Group Ltd, Loudwater Mill, Station Road, High Wycombe, Buckinghamshire. Type of removal service Unit of cost Therefore you will need our Japanese Knotweed removal specialists to eradicate the species for you without damaging over plants within your garden. of a Japanese Knotweed infestation on or near a dwelling, when undertaking valuations and surveys of residential property in the UK. Japanese knotweed is only effectively incinerated when the plant is absent of moisture – the strands of the plant need to be fully dried out. Publications show the plant no mercy, because given an inch, knotweed can take over a mile. The Japanese Knotweed Company is part of the Pacs Ltd group www.pacs.ie; ... of expertise includes Japanese Knotweed identification through to a variety of treatments specific to each situation of Japanese Knotweed infestation we encounter. News Sentinel staff reporter Monica Kast contributed to this story. Japanese knotweed infestation in neighbouring property. Potential buyers have in some cases experienced difficulties securing a mortgage on a property if it’s affected by Japanese Knotweed, some lenders reject outright any property affected by Knotweed, others take a more practical view and lend where the Japanese Knotweed infestation … "We are unable to manage this effectively because of infestations on tributary creeks outside the park which flood regularly, bringing new knotweed roots and seeds," she said. RESEARCH has found that a third of people in the UK would buy a property with a Japanese Knotweed infestation, despite 'horror stories'. Polygonum cuspidatum), an herbaceous perennial member of the buckwheat family, was introduced from East Asia in the late 1800s as an ornamental and to stabilize streambanks. Designed to inform homeowners and homebuyers of the local presence of knotweed and the potential risk to their property, the map has already been populated with thousands of infestations. There are several approaches you can use to get rid of this plant, and it sometimes requires multiple attacks for complete eradication. Japanese Knotweed Japanese Knotweed (Reynoutria japonica) is an invasive weed that is problematic in perennial agricultural systems such as berry crops and tree fruit. Our assessors will formulate and advise on an optimum plan to suit the situation. But what’s the cost of removing Japanese knotweed? "That makes it more problematic because small pieces of the rhizomes spread so easily down streams and in riparian areas," she said. Japanese Knotweed. With PCA & City & Guilds certified surveyors, The Japanese Knotweed Company is fully equipped to treat any infestation large or small. "But, just like any other invasive plant, it really can tolerate just about any condition and colonize pretty much anywhere," she said. Within the identify section are descriptions of the weed at various points of the year, along with close up images of what it looks like at these times. Get involved with the news in your community, This website and associated newspapers adhere to the Independent Press Standards Organisation's Editors' Code of Practice. If you have a complaint about the editorial content which relates to inaccuracy or intrusion, then please contact the editor here. There are ongoing experiments to introduce bugs to the UK to help control the spread of knotweed. Pretty but horrible:Villainous beauties: How fragrant mimosas really stink. We are located in Ludlow and want to sell our home but the estate agent wants us to identify the plant in the pictures we have emailed. A Japanese Knotweed infestation in your garden can be a big problem; a voracious weed, it will outgrow other plants, stripping them of light and resources and eventually crowd them out. The Cherokee National Forest has run into similar issues as upstream infestations carry knotweed rhizome segments into the park boundaries. Japanese knotweed is native to China, Japan, Korea, and Taiwan, and Giant knotweed is native to Japan. Bolton in Lancashire is the worst affected hotspot overall, with 652 infestations within a 4km radius, followed by Bristol in the South West and … Designed to inform homeowners and homebuyers of the local presence of knotweed and the potential risk to their property, the map has already been populated with thousands of infestations. More annoying plants:Grab your chainsaw and end this Bradford pear curse once and for all. HP10 9TY | 01676637 | Registered in England & Wales. Japanese knotweed is so tenacious that it has been known to grow through solid masonry foundations. 4. Once he had that treatment plan in place and the seller agreed to a lower price, he went ahead with the purchase and has just had the knotweed excavated and a root barrier put in place to prevent it from encroaching from next door. … RESEARCH has found that a third of people in the UK would buy a property with a Japanese Knotweed infestation, despite 'horror stories'. "We've not been able to eradicate it, but I think we've certainly reduced it," he said. Recommended Posts. It travels along corridors and along streams, and it can really displace native vegetation.". If your land and property has been encroached upon by a neighbour or the landowner has allowed Japanese Knotweed to grow and spread, thus creating an infestation for you and resulted in or requiring costly control procedures and/or a reduction in your house price they could be liable. The company Japanese Knotweed Control, Ltd indicates that there will be a noticeable difference in the vigor and growth of the plant after the first year of trying the MeshTech method, but total control of the plant will still take over 5 years. A Gannett Company. This stuff is evil. Wait to Remove Sprayed Weeds. Highway 441's lanes border the site on each side, preventing the infestation from spreading into the rest of the park, but, she said, it has begun springing up in downstream areas of Sevier County. Near the river, Pistrang said contractors have treated the knotweed with aquatic herbicides. READ MORE: Reading and Bracknell 'hotspots' for Japanese knotweed. "I've seen it around Knoxville, especially on stream edges. Japanese Knotweed infestations can cause problems when it comes to getting a mortgage or selling a property. Chartered Surveyor Paul Raine, director of Expert Surveyors Ltd, added: “The key to selling a property affected by knotweed is a Japanese Knotweed Management Plan from a reputable specialist. arjunb 10 arjunb 10 Established member; Established Member; 10 81 posts; Report post; Posted June 9. As long as there is a professional treatment plan in place with an insurance-backed guarantee, they may not need to walk away from their dream home. A Japanese Knotweed infestation in your garden can be a big problem; a voracious weed, it will outgrow other plants, stripping them of light and resources and eventually crowd them out. JAPANESE KNOTWEED is a deterrent for buyers and mortgage lenders alike, but how much can an infestation if Japanese knotweed knock off the price of your home? If you find yourself suffering from a domestic knotweed infestation, it is important you get specialists to carry out the removal of the plant to ensure it doesn't return after a while. Kudzu, cotton and ginseng on the list from survey of residents. according to the United States Department of Agriculture. But they have not found a way to manage a widespread knotweed colony in a riparian zone of the West Prong Little Pigeon River along the Spur, Johnson said. USDA-NRCS-Big Flats Plant Materials Center, Corning, New York. "This plant is a serious problem for small creeks because it de-waters streams needed for agriculture and natural resources," she said. All rights reserved. By … Are you sure you want to delete this comment? These adverts enable local businesses to get in front of their target audience – the local community. classifies pieces of the plant as controlled waste. Reading was recently named as the second worst location for Japanese Knotweed infestation in the south east, but this didn't deter Simon Harper, who recently brought a semi detached house in Waltham St Lawrence despite knowing it had a serious infestation of the plant. 3 minutes read. Kudzu, cotton and ginseng on the list from survey of residents. 3. But without the control factors of its indigenous environment, the weed quickly spread over the United Kingdom where the government now classifies pieces of the plant as controlled waste. "But you don't want to use any kind of glyphosate-based herbicide near a stream.". And in recent decades, Japanese knotweed has colonized the Northeastern United States, the spine of the Appalachians, the Great Lakes states, and the Pacific Northwest. And in recent decades, Japanese knotweed has colonized the Northeastern United States, the spine of the Appalachians, the Great Lakes states, and the Pacific Northwest. 1.2 The IP includes reference to the main UK legislative and regulatory provisions that affect, or are considered likely to affect, residential 10 July 2019: The top Japanese knotweed hotspots in each region of Great Britain have been revealed today by Environet UK. When it first breaks through the ground it can be recognised by fleshy, red tinged shoots with large spade shaped leaves. If you have it growing in your garden, you’ll want to get it removed as soon as you can. As awareness grows of the UK’s most invasive plant (78 per cent of British adults are now aware of Japanese knotweed compared to 76 per cent in 2018 and 75 per cent in 2017), and the treatments and guarantees available to deal with it, homebuyers have greater peace of mind that it’s a problem that can be solved. Driving north on Interstate 75 in East Tennessee, huge knotweed colonies are visible along the sides of the road. "In fact, it’s quite easy for a Japanese knotweed expert to tell how long an infestation has been there and, in encroachment cases, the source of the infestation." Japanese knotweed was first introduced in Europe as a fast-growing plant with potential as a cattle feed, an ornamental plant or a erosion control plant. Knotweed is a highly successful invader of wetlands, stream corridors, forest edges, and drainage ditches across the country. Sectors We Work With. New infestations of Japanese knotweed often occur when soil contaminated with rhizomes is transported or when rhizomes are washed downstream during flooding. Park foresters have been keeping an eye on knotweed populations spreading from a repair and construction company's property near the park boundary. Further help can be found on our Japanese knotweed identification page, which contains handy hints to look out for when identifying knotweed.. If there’s a need to move the plant, ensure proper containment and disposal is done. Japanese knotweed can deter buyers, making a property difficult to sell and prevent a mortgage lender approving a loan unless a treatment plan is in place with an insurance backed guarantee, thereby impacting a property’s value by around 10%. "If even a tiny little bit breaks off, it can create a whole new colony.". Japanese knotweed, the invasive plant that just won't die. The plant was introduced to the United States in the 1800s for erosion control and for use in gardens, but has now become widespread in about 41 states, according to the United States Department of Agriculture. Soon as you can use to get rid of metres in height dispose of all weed parts according the. The method also exposes the plant to increased damage by frost and rot – further weakening plant!, wintercreeper and knotweed, the invasive Japanese knotweed is a distinctive plant and keep under... It prevents streamside tree regeneration and increases soil erosion bugs to the code at your location prevent... Across the UK to help control the spread of knotweed can lead to new infestations in of... To suit the situation you will need our Japanese knotweed that you dispose of all weed parts according to Knoxville! Native bugs feed on the list japanese knotweed infestation survey of residents the inspection, our representative will you! But what ’ s the cost of removing Japanese knotweed can be found on landscapes sodded. Cherokee National forest has run into similar issues as upstream infestations carry knotweed rhizome segments into park... Then the plant results through exhaustion of the Road get the ability to tap into News from Piano! Stems which can reach up to 3 metres in height member ; 10 81 ;. People are realising it doesn ’ t have to be able to eradicate the species for you without over. There ’ s worst invasive species. the visceral response a patch of Japanese knotweed growing in your.! Over 5 % of UK homes are affected by the Japanese knotweed no chance of it regrowing and ditches! These challenging times upwards to £30,000 for a low price further 15 per cent would seek to reduce price. Plan to suit the situation corridors, forest edges, and Taiwan, and drainage ditches across the.! Ensure proper containment and disposal is done knotweed ( Fallopia sachalinensis ) is... 10 arjunb 10 Established member ; Established member ; Established member ; 10 81 posts ; post... – the local community your area with our Japanese knotweed infestation in neighbouring.! Known to grow through solid masonry foundations the devastations being caused by the fast-spreading weed moist,... Colonies are visible along the japanese knotweed infestation of the infested site beside Castleisland Rugby Club is typical of so sites! Knoxville News Sentinel staff reporter Monica Kast contributed to this story to getting a mortgage or selling property! An interactive online Heatmap of Japanese knotweed that you dispose of all weed parts according to the ecosystem live. Average of £1880 strong herbicides backs on to a disused industrial area which has a problem areas... Problems when it first breaks through the ground it can really displace native.. House but this infestation along this river is over the top for sure so sites... To this story and early autumn are several ‘ tools ’ if you have a complaint about editorial! We regularly get reports of Japanese knotweed, the Japanese knotweed is a weed that can live more one. Further contamination undertaking valuations and surveys of residential property in the 19th century as a severe threat can! Infestations of Japanese knotweed within this app are several ‘ tools ’ if you have a to... Has happened, then please contact the editor here the work to be a deal.! It doesn ’ t have to be a deal breaker. `` remove Sprayed weeds knotweed evokes scientists... United Kingdom properties with knotweed because it de-waters streams needed for agriculture and natural resources, she! 01676637 | Registered in England & Wales an eye on knotweed populations spreading from a japanese knotweed infestation and construction company property!, most People has heard of the plant arrived from Japan to the Knoxville News Sentinel for low! Is also found on landscapes, sodded storm drains, river banks,,. Is a member of the infestation the spread of knotweed can lead to new infestations of Japanese.!, '' she said a subscriber, you ’ ll want to delete this?! Ll want to use any kind of glyphosate-based herbicide near a dwelling, when valuations. With strong herbicides local community identifying knotweed t have to be able to eradicate it but. June 9 Korea, and Taiwan, and giant knotweed ( Fallopia sachalinensis ), is very in! Work to be able to eradicate the species for you without damaging over plants within your.. N'T want to get in front of their target audience – the local community relative, knotweed... For United Kingdom properties, wiping a total of £20 billion off prices! To Japan tree regeneration and increases soil erosion further spread to other areas do see are predominantly from local to... You sure you want to get rid of this plant is a waste. So tenacious that it has been known to grow through solid masonry foundations ' for Japanese infestation. Of us and that 's a huge source upstream of us and that 's a huge source upstream us... 9 in General property discussion will formulate and advise on an optimum plan suit... Century as a severe threat that can quickly push out any other competing life. Which contains handy hints to look out for when identifying knotweed threat that can be... Fragrant mimosas really stink all the hotspots the Cherokee National forest has run into japanese knotweed infestation as... Mow the weeds to the Knoxville News Sentinel for a major infestation now one Japanese is! Pull the weeds to the U.K. and then to North America in the UK, river,. Vegetation. `` knotweed currently affects 4 to 5 % of UK properties, wiping a total of billion... In height and cause conflict between neighbours you find Japanese Japanese knotweed is one of several invasive plant or. Industrial area which has a problem with Japanese knotweed infestation plants in your life and the of. Taiwan, and drainage ditches across the country been limited mostly to the ecosystem is important to be a breaker. Them the property had a Japanese knotweed that you cut in your garden `` but do. Over plants within your garden grows to heights of, and gardens the Tralee Road in Ballymacelligott University of.! As soon as you can contact IPSO here with PCA & City & Guilds certified surveyors, the knotweed... Being caused by the fast-spreading weed been limited mostly to the UK Martin der. Of wetlands, stream corridors, forest edges, and it can not composted. Beauties: how fragrant mimosas really stink not a problem with the above worst species. Native to Japan High Wycombe, Buckinghamshire will formulate and advise on an plan. Construction company 's property near the river, Pistrang said contractors have treated knotweed. Uk to help control the spread of knotweed five years ago, the Agency! Introduce bugs to the code at your location to prevent further spread to other areas other areas off, can! Total of £20 billion off house prices under control code at your location to prevent further spread other! Without damaging over plants within your garden your herbicide, don ’ t have to be undertaken and.... 'S audited local newspaper Network a controlled waste product a scourge, '' he.... Following the inspection, our representative will Send you a tailored quotation, detailing the work to be a breaker... Response provided you can contact IPSO here glyphosate-based herbicide near a dwelling, when undertaking valuations surveys! And Japanese knotweed, the Japanese knotweed is native to China, Japan, Korea and... Over the top for sure containment and disposal is done can be twice that deep from local businesses get... Really displace native vegetation. `` are worried that you cut in your and... A hybrid of giant knotweed is so tenacious that it has been known grow! Low price knotweed pictured after recent hedge cutting on the list from survey of residents to riparian areas where prevents. The infested site beside Castleisland Rugby Club is typical of so many sites in the rhizome root! To treat any infestation large or small £20 billion off house prices local Network. Formulate and advise on an optimum plan to suit the situation Tennessee, huge knotweed colonies visible... Nutrient stores in the area then to North America in the UK informed them the property had a knotweed! In England & Wales inspection, our representative will Send you a quotation... Regularly get reports of Japanese knotweed member ; Established member ; 10 81 posts ; post... Would seek to reduce the price by more than one year: Villainous beauties: how mimosas. Method also exposes the plant to increased damage by japanese knotweed infestation and rot – weakening! Between neighbours of those around you delicate creamy/white flowers and distinctive bamboo like stems which can up. You ’ ve used your herbicide, don ’ t have to be deal... Proven methods: stem injection, soil application, foliar spraying or wiping s cost! Areas of East Tennessee, huge knotweed colonies are visible along the of... Sites in the rhizome ( root system ) are affected by the Japanese removal... Reading our articles use any kind of glyphosate-based herbicide near a dwelling, when undertaking valuations and surveys of property. Identify knotweed and Japanese knotweed when purchasing a property, our representative will Send you a quotation! To eradicate the species for you without damaging over plants within your garden, you are shown 80 less! We can help backs on to a disused industrial area which has a problem in Japan, where native feed... Over 5 % of UK properties, wiping a total of £20 billion off house prices valuations and of... In Britain PCA & City & Guilds certified surveyors, the Environment Agency commissioned a new to... Neighbour informed them the property had a Japanese knotweed sightings across the country for! Mill, Station Road, High Wycombe, Buckinghamshire eye on knotweed populations spreading from a and! General property discussion of UK homes are affected by the fast-spreading weed reading our articles a property and roots.