Its stems reach a maximum height of 10 – 13 ft. Japanese-knotweed will look different depending on the time of year. Should you positively identify Japanese knotweed on your property, do not hesitate to get in touch to discuss removal options. Japanese Knotweed shoots take the form of reddish-purple shoots sprouting from the ground. Inside will reveal an orange-yellow colour. In summer, each plant can have dozens of clusters of creamy white flowers. Company registration number: SC1681538 Muriel Street, Barrhead, Glasgow G78 1QB. If you are identifying Japanese knotweed by samples of root, it is important to make sure that you leave any samples in the areas that you find them, and that you don’t spread any plant material to other areas. Proper identification of Japanese knotweed will help to determine if you have it on your garden or not. Japanese Knotweed Ltd does use some non-essential cookies. This is why Japanese knotweed treatment or removal programmes often have to be reviewed annually to ensure the … A zigzag stem growth pattern is a distinct Japanese knotweed identification.A growth pattern of They could be destructive if you ignore a potential infestation. With leaves resembling bindweed and canes similar to bamboo it is no wonder it … Once confirmed, we can help advise you on potential Japanese knotweed removal costs. That said, the Japanese knotweed is nothing if not a master of disguise, with Japanese knotweed flowers taking on somewhat differing guises and characteristics throughout the calendar year, which certainly keeps us on our toes as we set about making a positive identification. The underground “roots” of Japanese knotweed are made up of a tree-like structure used to store the plant’s energy reserves. Japanese knotweed growth is usually at its most prolific from April to October, but mild winters and warm damp summers in recent years have seen the growing season extended. Thank you...one of our team members will be in touch. We can inform you not just on how to identify knotweed, but also on. Flagging up the problem correctly is the starting point in any war raged on the notoriously territory-grasping weed, a real villain of modern horticultural times. In high summer, Japanese knotweed plants develop many small clusters of creamy-white flowers. Simply click the button below to upload your photos and we will get back to you with an answer. It is important that as you consider how to identify Japanese knotweed, you’re aware that these leaves don’t re-grow from the same stems the next year, but instead form new stems every spring. Whose responsibility is it to survey, inform and take care of Japanese knotweed … The easy way to identify Japanese Knotweed is by sending Knotweed Services (UK) Ltd your images. At Autumn time the leaves of the unwanted weed turn yellow and some start to wilt. Japanese knotweed leaves are bright green and heart-shaped with a smooth, rounded edge, flattened base and pointed tip. CALL 0161 723 2000 | Careers | Contact. If you were to dig approx. The leaves generally have pronounced veins and mid-rib, and have a deep red or pink coloured stalk. How To Identify Japanese Knotweed Japanese knotweed will first show itself in spring when small shoots will appear that look similar to asparagus but are red or purple. The best time to spot Japanese knotweed is during mid-summer and early autumn. Japanese knotweed can halt a house sale, but with a variety of ways to identify and treat it, it doesn't have to stop you buying your perfect home. Japanese knotweed rhizomes can re-grow into new plants, even from very tiny fragments. You must prevent Japanese knotweed on your land spreading into the wild. 1. How To Identify Japanese Knotweed: It has hollow stems with distinct raised nodes that give it the appearance of bamboo. © JKSL 2017. The identification process is performed by trained professionals carefully combing the location in search of the plant’s large green oval-shaped leaves and bamboo-type stem. Spot the signs of a knotweed problem on your property. These generally look like asparagus spears - red or dark green in colour. We can inform you not just on how to identify knotweed, but also on how to kill Japanese knotweed and selecting the ideal removal method/s. Identification of Japanese knotweed leaves are fairly large, green with red/purple flecks 3. And free Service – simply fill in the form to the right or use any of the unwanted turn... 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