From our experience of receiving thousands of photos emailed to us, it is quite likely that you don’t have knotweed at all and instead have one of the plants listed on our above-linked page of ‘usual suspects’. The flowers are arranged in spikes near the end of the stems that are small, numerous and creamy white in color. Affordable and search from millions of royalty free images, photos and vectors. Japanese knotweed (Fallopia japonica syn. They are all large, robust perennials that spread by long creeping rhizomes to form dense thickets. Identifying Japanese Knotweed . network security - knotweed stock pictures, royalty-free photos & images. Reynoutria japonica Scientific classification Kingdom: Plantae Clade: Tracheophytes Clade: Angiosperms Clade: Eudicots Order: Caryophyllales Family: Polygonaceae Genus: Reynoutria Species: R. japonica Binomial name Reynoutria japonica Houtt. Select from premium Knotweed of the highest quality. Leaves are long, thin and ovate (i.e. VisionsPictures / Japanese Knotweed (Fallopia japonica) variegated variety leaves / 00456858 info@mindenpictures.com | 831 661 5551 | Login | Register Images These tall, bamboo-like plants were introduced from Asia as ornamentals beginning in the early 1800's in England and in the United States by 1890. Copyright © 09/12/2020 Alamy Ltd. All rights reserved. Polygonum cuspidatum. No need to register, buy now! It has hollow stalks that are persistent through the winter and look similar to bamboo. Explore {{searchView.params.phrase}} by … Plants reach up to 10’ and the dead stalks remain standing through the winter. Find the perfect japanese knotweed stock photo. Goats are lead into Yerxa Park in South Portland to remove Japanese Knotweed Wednesday, September 5, 2018. During the summer, Japanese Knotweed stems produce thick, leafy vegetation and sometimes small white flowers. https://www.alamy.com/stock-photo-invasive-species-concept-japanese-knotweed-fallopia-japonica-site-110380212.html, https://www.alamy.com/stock-image-rob-waistell-whos-bungalow-cream-coloured-building-in-maesteg-wales-165320437.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-young-leaves-82028831.html, Japanese Knotweed (Fallopia japonica, Reynoutria japonica), blooming plants at Ruhr-Valley Cycleway, Germany, Nordrhein Westfalen, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-blooming-plants-76116939.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-25875899.html, Japanese knotweed fallopia japonica growing wild, uk, https://www.alamy.com/japanese-knotweed-fallopia-japonica-growing-wild-uk-image184900360.html. In summer the leaves grow and are spread in a zigzag shape on the stem, with the individual leaves being bright green in colour. Japanese knotweed identification. A seedling of seriously invasive plant Japanese Knotweed taking root on a fallen dead tree in Kelvingrove Park, Glasgow, https://www.alamy.com/stock-photo-a-seedling-of-seriously-invasive-plant-japanese-knotweed-taking-root-48196309.html, Japanese knotweed fallopia japonica Devon UK, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-devon-uk-39032376.html, Gardens in Quarry Bank Mill, Cheshire UK, showing a sign on Japanese Knotweed pest, https://www.alamy.com/stock-photo-gardens-in-quarry-bank-mill-cheshire-uk-showing-a-sign-on-japanese-85730737.html, https://www.alamy.com/stock-photo-japanese-knotweed-79659810.html, A sign warning of Japanese knotweed and warning of controlled entry, https://www.alamy.com/stock-photo-a-sign-warning-of-japanese-knotweed-and-warning-of-controlled-entry-120165578.html, https://www.alamy.com/stock-photo-japanese-knotweed-growing-vigerously-in-a-maesteg-graveyard-it-is-12892379.html, https://www.alamy.com/stock-photo-japanese-knotweed-widespread-103624712.html, Do Not Enter sign on property invaded by Japanese Knotweed in Sheffield, https://www.alamy.com/stock-photo-do-not-enter-sign-on-property-invaded-by-japanese-knotweed-in-sheffield-82381344.html, A sign reading 'Japanese knotweed area keep out' on a hillside beside a construction site, https://www.alamy.com/a-sign-reading-japanese-knotweed-area-keep-out-on-a-hillside-beside-image62765138.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-95028027.html, Japanese knotweed in its winter stage, encroaches on an housing estate in cornwall, uk, https://www.alamy.com/stock-photo-japanese-knotweed-in-its-winter-stage-encroaches-on-an-housing-estate-33577829.html, https://www.alamy.com/stock-photo-japanese-knotweed-reynoutria-japonica-regrowth-of-plants-after-herbicide-50788998.html, japanese knotweed an invasive and flourishing plant encroaching onto the side of a country lane in somerset,england, https://www.alamy.com/stock-photo-japanese-knotweed-an-invasive-and-flourishing-plant-encroaching-onto-17682396.html, Japanese knotweed (Fallopia japonica) stem or stalk, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-stem-or-stalk-83167952.html, https://www.alamy.com/stock-photo-a-sign-warning-of-japanese-knotweed-invasion-74242614.html, Growing to over six feet tall Japanese Knotweed is an invasive plant which can seriously damage buildings and construction sites, https://www.alamy.com/stock-photo-growing-to-over-six-feet-tall-japanese-knotweed-is-an-invasive-plant-114721048.html, https://www.alamy.com/japanese-knotweed-or-fallopia-japonica-image179692922.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-blooming-germany-47940000.html, https://www.alamy.com/a-close-up-of-japanese-knotweed-image60480500.html, Japanese Knotweed (Fallopia japonica, Reynoutria japonica), blooming, Germany, North Rhine-Westphalia, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-blooming-germany-47887210.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-devon-uk-39032404.html, Japanese Knotweed (Fallopia japonica, Reynoutria japonica), flowering, Germany, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-flowering-75976206.html, Japanese Knotweed Control Site Warning Sign, UK, https://www.alamy.com/stock-photo-japanese-knotweed-control-site-warning-sign-uk-79558607.html, Japanese Knotweed (Fallopia japonica, Reynoutria japonica), blooming branches, Germany, Nordrhein Westfalen, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-blooming-branches-76116938.html, https://www.alamy.com/stock-photo-japanese-knotweed-growing-vigerously-in-a-maesteg-graveyard-it-is-12892385.html, Japanese Knotweed - Fallopia japonica Invasive alien plant, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-invasive-alien-plant-52690809.html, https://www.alamy.com/stock-photo-do-not-enter-sign-on-property-invaded-by-japanese-knotweed-in-sheffield-82381340.html, Japanese Knotweed Fallopia japonica, Reynoutria japonica, blooming plants, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-blooming-plants-88441061.html, Japanese Knotweed growing near roadside Alderley Edge Cheshire England, https://www.alamy.com/stock-photo-japanese-knotweed-growing-near-roadside-alderley-edge-cheshire-england-30117164.html, Japanese Knotweed, Fallopia japonica Reynoutria japonica, young leaves, invasive plant, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-young-leaves-82028836.html, https://www.alamy.com/stock-photo-japanese-knotweed-reynoutria-japonicaflowering-plants-50788903.html, https://www.alamy.com/stock-photo-growing-to-over-six-feet-tall-japanese-knotweed-is-an-invasive-plant-114721067.html. Japanese Knotweed / Fallopia japonica site in a field edge, Cornwall. It is a very aggressive escaped ornamental that is capable of forming dense stands, crowding out all other vegetation and degrading wildlife habitat. How to identify Japanese knotweed.. To get an idea of what you should be looking for, take a peek at the picture galleries below. However, before you send us any photos, we would advise you to read through our guide on Plants That Look Like Japanese Knotweed. It is difficult to control once established. Simply pulling the brittle canes or the live plant from the ground is not enough to prevent the advanced Japanese Knotweed root network from growing back again. Jim Glaister of The Knotweed Company, LTD observes that a stand of Japanese knotweed threatened with an attack as serious as that posed by smothering will go into a state of dormancy for up to 20 years. This is a mistake we have seen many surveyors make when examining properties, reinforcing the need for accurate professional Knotweed examination. In early spring, Japanese Knotweed shoots take the form of reddish-purple shoots sprouting from the ground. Support. https://www.alamy.com/the-invasive-plant-specifies-japanese-knotweed-reynoutria-japonica-fallopia-japonica-or-polygonum-cuspidatum-grows-beside-a-river-embankment-image260284660.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-syn-polygonum-cuspidatum-reynoutria-49813809.html, Japanese knotweed (Polygonium cuspidatum) plants growing in hedgerow close up, https://www.alamy.com/stock-photo-japanese-knotweed-polygonium-cuspidatum-plants-growing-in-hedgerow-26244287.html, Japanese Knotweed that has been treated to eradicate this invasive plant, https://www.alamy.com/stock-photo-japanese-knotweed-that-has-been-treated-to-eradicate-this-invasive-89142091.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-73394647.html. This species is on the Washington quarantine list (known as the prohibited plants list) and it is prohibited to transport, buy, sell, offer for sale, or to distribute plants or plant parts, seeds in packets, blends or "wildflower mixes" of this species, into or within the state of Washington. Syn. https://www.alamy.com/stock-photo-japanese-knotweed-or-fallopia-japonica-at-the-side-of-a-road-with-135746211.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-24343329.html, Japanese Knotweed (Fallopia japonica, Reynoutria japonica), view of FFH area Heisinger Ruhraue in Ruhr Valley, Japanese Knotweed in the foreground, Germany, North Rhine-Westphalia, Ruhr Area, Essen, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-view-of-ffh-47942208.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-73394649.html. AUDIO. Japanese knotweed is an invasive ornamental plant that can be tough to remove. Introduced invasive species. Japanese Knotweed, Fallopia japonica, Polygonaceae. TP Knotweed Solutions is a trading name of Zirkon Ltd. Synonyms Fallopia compacta G.H.Loos & P.Keil Fallopia japonica Ronse Decr. Japanese knotweed is a hotly debated topic in Parliament [1], within the property industry and in the courts, however, positive identification of the plant is required before any legal action is started. Browse 49 japanese knotweed stock photos and images available, or search for japanese knotweed house to find more great stock photos and pictures. Use them in commercial designs under lifetime, perpetual & worldwide rights. Polygonum cuspidatum, Reynoutria japonica, at edge of path, Blaenavon, Wales, UK, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-syn-polygonum-cuspidatum-reynoutria-49813792.html, Japanese knotweed encroaching on the road in rural cornwall, uk, https://www.alamy.com/stock-photo-japanese-knotweed-encroaching-on-the-road-in-rural-cornwall-uk-49117705.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-73394646.html, A Japanese Knotweed control site sign near Redruth in Cornwall, UK, https://www.alamy.com/stock-photo-a-japanese-knotweed-control-site-sign-near-redruth-in-cornwall-uk-50795561.html, https://www.alamy.com/stock-photo-japanese-knotweed-80132965.html, Japanese knotweed growing by a building in the city centre of truro, cornwall, uk, https://www.alamy.com/stock-photo-japanese-knotweed-growing-by-a-building-in-the-city-centre-of-truro-59221527.html, Japanese Knotweed growing vigerously in a Maesteg graveyard it is endemic in the industrial valleys of South Wales UK, https://www.alamy.com/stock-photo-japanese-knotweed-growing-vigerously-in-a-maesteg-graveyard-it-is-12892387.html, Japanese Knotweed growing out of a concrete pavement, https://www.alamy.com/stock-photo-japanese-knotweed-growing-out-of-a-concrete-pavement-92913214.html, Notice Japanese Knotweed control site Cornwall County Council North Cornwall UK, https://www.alamy.com/stock-photo-notice-japanese-knotweed-control-site-cornwall-county-council-north-19900150.html, A woman walking along a River Wye footpath overgrown with Japanese knotweed, Gloucestershire, England, UK KATHY DEWITT, https://www.alamy.com/stock-photo-a-woman-walking-along-a-river-wye-footpath-overgrown-with-japanese-30412596.html, Japanese knotweed: Fallopia japonica, Reynoutria japonica, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-95029072.html, Fallopia japonica, Reynoutria japonica, Asian knotweed, Japanese knotweed, invasive, plant, Rouge National Urban Park, Toronto Ontario Canada, https://www.alamy.com/stock-photo-fallopia-japonica-reynoutria-japonica-asian-knotweed-japanese-knotweed-118907414.html, Japanese knotweed (Reynoutria japonica) regrowth of plants after herbicide application, https://www.alamy.com/stock-photo-japanese-knotweed-reynoutria-japonica-regrowth-of-plants-after-herbicide-50789012.html. Explore {{searchView.params.phrase}} by … Tools. Invasive species concept. FOOTAGE. Japanese knotweed, Reynoutria japonica (synomyns: Fallopia japonica and Polygonum cuspidatum) is the most widespread form of knotweed in the UK.Stems form a zig-zag growth pattern, with one stem shoot per node. https://www.alamy.com/stock-image-rob-waistell-whos-bungalow-cream-coloured-building-in-maesteg-wales-165320447.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-young-leaves-82028835.html, Japanese knotweed growing on sea cliffs at Scarborough North Yorkshire UK, https://www.alamy.com/stock-photo-japanese-knotweed-growing-on-sea-cliffs-at-scarborough-north-yorkshire-25790723.html, https://www.alamy.com/japanese-knotweed-fallopia-japonica-image212290950.html, Japanese knotweed (Fallopia japonica) growing in a urban location, England, UK, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-growing-in-a-urban-location-england-104896017.html. Japanese knotweed is an herbaceous perennial that forms large colonies of erect, arching stems (resembling bamboo). Japanese Knotweed is known as Polygonum cuspidatum in North America, in Europe it is known as Fallopia japonica. japanese knotweed - knotweed stock pictures, royalty-free photos & images. 229,513,036 stock photos, vectors and videos, Japanese knotweed (Reynoutria japonica)flowering plants, https://www.alamy.com/licenses-and-pricing/?v=1, https://www.alamy.com/stock-photo-japanese-knotweed-reynoutria-japonicaflowering-plants-50788974.html, A japanese knotweed control site notice, cornwall, uk, https://www.alamy.com/stock-photo-a-japanese-knotweed-control-site-notice-cornwall-uk-41316650.html, Japanese Knotweed; Reynoutria japonica; cornwall; UK, https://www.alamy.com/stock-photo-japanese-knotweed-reynoutria-japonica-cornwall-uk-39289702.html, japanese knotweed growing by the roadside in a country lane, https://www.alamy.com/japanese-knotweed-growing-by-the-roadside-in-a-country-lane-image62699490.html, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-27723085.html, japanese knotweed an invasive and flourishing superweed taking over on the roadside in somerset,england, https://www.alamy.com/stock-photo-japanese-knotweed-an-invasive-and-flourishing-superweed-taking-over-17688699.html, Japanese Knotweed (Fallopia japonica, Reynoutria japonica), blooming, Germany, https://www.alamy.com/stock-photo-japanese-knotweed-fallopia-japonica-reynoutria-japonica-blooming-germany-47940025.html, Japanese knotweed, Fallopia japonica, syn. Vectors. March, https://www.alamy.com/stock-photo-new-spring-shoots-of-japanese-knotweed-fallopia-japonica-introduced-50634681.html, JAPANESE KNOTWEED AN INVASIVE PLANT IN FLOWER LATE SUMMER IN SCOTLAND, https://www.alamy.com/stock-photo-japanese-knotweed-an-invasive-plant-in-flower-late-summer-in-scotland-73959175.html, https://www.alamy.com/stock-photo-japanese-knotweed-growing-vigerously-in-a-maesteg-graveyard-it-is-12892376.html, https://www.alamy.com/stock-photo-twig-of-japanese-knotweed-85389049.html, https://www.alamy.com/japanese-knotweed-fallopia-japonica-polygonaceae-syn-polygonum-cuspidatum-image69710999.html, https://www.alamy.com/stock-photo-a-sign-warning-of-japanese-knotweed-invasion-74242654.html. Knotweed is a highly successful invader of wetlands, stream corridors, forest edges, and drainage ditches across the country. Japanese knotweed growing in a hedgerow after being fly tipping, Hattingley, Hampshire, England. Prevent spread of Japanese knotweed. https://www.alamy.com/stock-photo-fallopia-japonica-commonly-known-as-japanese-knotweed-is-a-large-herbaceous-82422692.html, Invasive plant control of Japanese Knotweed, Fallopia japonica, near St Keverne, Cornwall, England, UK, https://www.alamy.com/stock-photo-invasive-plant-control-of-japanese-knotweed-fallopia-japonica-near-111514978.html, New Spring shoots of Japanese Knotweed (Fallopia japonica). For more information on Japanese Knotweed, visit our what is Japanese Knotweed web page. Its close relative, giant knotweed (Fallopia sachalinensis), is very similar in app… It grows as easily through brick, metal piping, and concrete as it does soil. View our Japanese Knotweed pictures to learn what Knotweed looks like how to identify the plant. For more information, see Noxious weed lists and laws. It is found throughout California up to 8200 feet (2500 m). Alamy and its logo are trademarks of Alamy Ltd. and are registered in certain countries. Polygonum hachidyoense Makino Polygon… At the end of autumn and over the winter period, the stems shed all flowers and vegetation, leaving them as brittle, brown canes. Polygonum cuspidatum Siebold & Zucc. Despite appearing dead during winter, the Japanese Knotweed roots or rhizome network beneath the ground is still very much alive, which allow the plant to flower again in spring. A very invasive, non-native plant which is illegal to grow or cause the growth of. Stems are round, smooth and hollow with reddish-brown blotches. Ceredigion, Wales. https://www.alamy.com/stock-photo-japanese-knotweed-growing-in-a-hedgerow-after-being-fly-tipping-hattingley-29886509.html, https://www.alamy.com/stock-photo-japanese-knotweed-71915835.html, japanese knotweed, fallopia japonica var. Japanese Knotweed or fallopia japonica, at the side of a road with a sign warning not to cut. Newest results. These flowers will remain on the plant until late autumn where they die as the stems die back. https://www.alamy.com/stock-photo-a-japanese-knotweed-plant-growing-in-an-allotment-in-worthing-west-58540706.html, https://www.alamy.com/stock-photo-japanese-knotweed-24573545.html. You must prevent Japanese knotweed on your land spreading into the wild. Find the perfect Knotweed stock photos and editorial news pictures from Getty Images. Japanese knotweed is incredibly destructive, despite being an ornamental plant when first introduced to Europe in the nineteenth century. It spreads—rapidly—and it wipes out native species in its relentless progress across the land, as well as posing a serious threat to building foundations and drains. The shoots are still small and the small size of your infestation means treatment options are flexible, which is why identifying Japanese Knotweed early is vital. Copyright complaints  ~   I have been compared to many other people in the past, Harrison Ford, David Duchovny, Bono, Robin Williams, and, my personal favourite, Daniel Craig. Japanese knotweed is the absolute worst. A Japanese Knotweed plant growing in an allotment in Worthing, West Sussex, UK. an elongated ellipse-shape) with clearly marked parallel veins, unlike Japanese knotweed. Lesser knotweed is shorter than Japanese knotweed, growing approximately 1.5m tall. Download Knotweed stock photos. Like many plants, Knotweed undergoes growth cycles that changes its appearance throughout the year. Terms and conditions  ~   It can also create a fire hazard in the dormant season. Clear filters. Japanese knotweed - fallopia japonica - Which is classed as an invasive weed, and grows very quickly. Rob Waistell who's bungalow (cream coloured building) in Maesteg, Wales, UK, is blighted by the Japanese Knotweed that has spread along the railway. Pleuropterus cuspidatus H.Gross Pleuropterus zuccarinii Small Polygonum compactum Hook.f. The stems have a fine white coating that rubs off easily. As we go into summer, Japanese Knotweed stems will grow into hollow reddish, green stems with deep green leaves. https://www.alamy.com/japanese-knotweed-fallopia-japonica-polygonaceae-syn-polygonum-cuspidatum-image69710994.html. By the end of the summer, those small shoots can reach up to 3 metres in height, with root systems up to 3 metres deep and 7 metres across. Due to their widespread use, the lack of natural predators, and their ability to spread by root and stem fragmen… Pictures plants Mistaken for Japanese Knotweed stock images in HD and millions of other stock... Arrived from Japan to the U.K. and then to North America in the 19th century a... Seen many surveyors make when examining properties, reinforcing the need for accurate professional Knotweed examination agricultural... What is Japanese Knotweed growing in an allotment in Worthing, West Sussex, UK ) }... Small white flowers and can cause underground as well as surface damage, invasive specifies... As surface damage tempting to try and remove the Knotweed yourself, but should left!: //www.alamy.com/stock-photo-japanese-knotweed-71915835.html, Japanese Knotweed look like stems will grow into hollow reddish, green with!, which will sprout from the ground first introduced to Europe in the nineteenth century what looks! Edge, Cornwall, UK 100+ million high quality, affordable RF and RM images nutrients that it has stalks! Late spring to summer, see Noxious weed lists and laws spread long... What Does Japanese Knotweed stock images in HD and millions of royalty free images, photos and images or... As an invasive weed, and gardens Does Japanese Knotweed stock images in HD and millions of free... We have seen many surveyors make when examining properties, reinforcing the need for accurate professional Knotweed.... Pictures added every day sprout from the ground a member of the shoots can be similar in.... Find the perfect Knotweed stock photos and images available, or red colour in spring and sometimes white... Purposes and should be looking for Japanese Knotweed web page bamboo, as the height and colour of stems!, UK what Knotweed looks like how to identify if you don ’ t know what it like! Plant when first introduced to Europe in the dormant season Lightboxes will appear here when have... Easily through brick, metal piping, and grows very quickly professional Knotweed examination perennials that by. Polygonum hachidyoense Makino Polygon… Japanese Knotweed or Fallopia japonica, commonly known as Japanese Knotweed a heart-shape having. Your property permanently least, that ’ s what any gardener will tell you to 10 ’ the! Until late autumn where they die as the stems have a fine coating. As forage for songbirds and small animals a heart-shape, having pointed tips and straight edges America in dormant... Many plants, Knotweed undergoes growth cycles that changes its appearance throughout the year and cause! To learn what Knotweed looks like how to identify the plant # 148489821 - Japanese Knotweed costs UK! Is classed as an invasive weed, and other disturbed areas landscaping ornamental of forming dense stands crowding... Marked parallel veins, unlike Japanese Knotweed stems will grow into hollow,. Cycles that changes its appearance throughout the year autumn where they turn brown and eventually die country. From Getty images small Polygonum compactum Hook.f until autumn where they turn and! Stems ( resembling bamboo ) can look very different throughout the year and can cause underground as well as damage... Family Polygonaceae that forms large colonies of erect, arching stems ( resembling bamboo ) introduced to Europe in Shutterstock..., photos and images available, or search for Japanese Knotweed shoots take the of! Solutions is a highly successful invader of wetlands, stream corridors, forest edges, and drainage across! Alamy and its logo are trademarks of alamy Ltd. and are registered in certain countries forming! Ditches across the country worldwide rights buds are bright and cherry-like, making them to... Can also create a fire hazard in the 19th century as a landscaping ornamental - Fallopia japonica var, RF! In appearance help you get rid of Japanese Knotweed house to find more great stock and!, but should be avoided into Yerxa Park in South Portland to remove Japanese can... Disturbed areas and millions of other royalty-free stock photos and pictures including riverbanks roadsides... Perennial that forms large colonies of erect, arching stems ( resembling bamboo ) winter look... Bamboo, as the stems die back small white flowers soil types accurate professional Knotweed examination year can! Large, robust perennials that spread by long creeping rhizomes to form dense thickets pictures to learn what looks! Land spreading into the wild moist areas, including riverbanks, roadsides, lawns, grows... Is found throughout California up to 10 ’ and the dead stalks remain standing through the winter the leaves in! Other disturbed areas family Polygonaceae in an allotment in Worthing, West Sussex, UK brown! Which will sprout from the ground throughout California up to 8200 feet ( 2500 m ) gardener will you. Prevent Japanese Knotweed costs the UK economy an estimated £166 million per for... Lightboxes will appear here when you have created some across the country of erect, arching stems ( resembling )... Easy to spot cuspidatum ) grows beside a river embankment, West Sussex, UK the invasive plant Reynoutria. Where they turn brown and eventually die coating that rubs off easily Knotweed leaves look different the... Picture galleries below, robust perennials that spread by long creeping rhizomes to form dense thickets and! Find the perfect Knotweed stock pictures, royalty-free photos & images if you don t. Sunny, moist areas, including riverbanks, roadsides, lawns, and drainage ditches across the country and images... Alamy and its logo are trademarks of alamy Ltd. and are registered in certain countries end of stems. Knotweed stock photos, illustrations and vectors in the nineteenth century which is classed pictures of japanese knotweed an invasive,! 100+ million high quality, affordable RF and RM images California up to 8200 (. Plant aka Reynoutria japonica, commonly known as Fallopia japonica land spreading into the wild and RM.. Stems can shoot up to three metres in height, and grows very quickly underground as well as surface.... Can also create a fire hazard in the Shutterstock collection white coating that rubs off easily where die... As well as surface damage green stems with deep green leaves your Lightboxes will appear here you..., is a mistake we have seen many surveyors make when examining,... Knotweed is shorter than Japanese Knotweed from your property permanently Europe it is a very aggressive escaped ornamental that capable. Of soil types ) with clearly marked parallel veins, unlike Japanese Knotweed can look very throughout... Get rid of Japanese Knotweed, making them easy to spot Getty images seeds as! And inhabits agricultural land, nursery grounds, and other disturbed areas and sometimes small white.! Polygonum cuspidatum ) grows beside a river embankment for treatment and in property devaluations moist areas including! Range of soil types & worldwide rights successful invader of wetlands, stream,. Fire hazard in the 19th century as a landscaping ornamental H.Gross pleuropterus zuccarinii small Polygonum compactum.. Can shoot up to 10 ’ and the dead stalks remain standing through the winter look! Your Lightboxes will appear here when you have created some usually seen from late spring to.. That deep on your land spreading into the wild accurate professional Knotweed examination and RM images security - stock! Knotweed pictures to learn what Knotweed looks like how to identify the plant arrived from to! Edges, and the roots can be similar in appearance see Noxious lists. Early spring, Japanese Knotweed can be twice that deep be similar in appearance into! Invasive weed, and concrete as it Does soil they turn brown and eventually die stems will grow into reddish... The picture galleries below create a fire hazard in the nineteenth century colonies of erect arching... Are round, smooth and hollow with reddish-brown blotches at least, that ’ s any! Introduced to Europe in the Shutterstock collection lifetime, perpetual & worldwide rights hollow reddish, green stems deep... Invasive, non-native plant which is illegal to grow or cause the growth...., crowding out all other vegetation and sometimes small white flowers 1.5m tall hachidyoense Makino Polygon… Knotweed... As surface damage an allotment in Worthing, West Sussex, UK and concrete as Does! Sign warning not to cut elongated ellipse-shape ) with clearly marked parallel veins, Japanese! Aggressive escaped ornamental that is capable of forming dense stands, crowding out other... After being fly tipping, Hattingley, Hampshire, England from Getty images grounds, and drainage across... S largest stock photography community during the summer, Japanese Knotweed house to find more great stock photos editorial... More information, see Noxious weed lists and laws, thin and ovate ( i.e the can! Robust perennials that spread by long creeping rhizomes to form dense thickets in a after. Network security - Knotweed stock photos and images available, or search for Japanese Knotweed growing a! Maintain their vivid green colour until autumn where they turn brown and die... Marked parallel veins, unlike Japanese Knotweed stems will grow into hollow reddish green... Despite being an ornamental plant when first introduced to Europe in the collection! Look like all other vegetation and sometimes small white flowers for bamboo, as the stems have fine!, invasive plant aka Reynoutria japonica, Fallopia lead into Yerxa Park in South Portland to Japanese. Specifies Japanese Knotweed plant growing in a wide range of soil types as Fallopia or! Create a fire hazard in the dormant season, being a light green, or red colour in spring know! Yourself, but should be avoided those 20 years, it can tempting... Knotweed stems will grow into hollow reddish, green stems with deep green.!, growing approximately 1.5m tall are long, thin and ovate ( i.e forms large colonies of erect arching. Ditches across the country and images available or search for Japanese Knotweed, is a member of family... The different seasons, being a light green, or red colour in spring sometimes lives an.