Japanese knotweed. Introduced as a garden plant in the early 19th century it is now widespread in the UK, especially along urban rivers. Japanese knotweed, giant hogweed and Himalayan balsam are three of the most common invasive non-native plants in Northern Ireland. Traditional control methods are inadequate. The aim is to kill existing plants and prevent seed return so any control measures need to take place before the seedpods start to ripen in July. Donors In 2006 CABI was asked by Environment Agency, Defra and the Scottish Government to find a reliable and effective natural enemy to help control Himalayan balsam. Himalayan Balsam (Impatiens Glandulifera) Species Identification Height: A tall, annual herb growing up to 2.5m Stem : Hollow brittle stems which are light green/ red early in the year, turning pink/red in summer. Find out more about CABI’s work to release biological controls to fight Himalayan balsam from the dedicated website. Defra's priority is to ensure that the… Himalayan balsam is Britain’s tallest annual plant with each plant tending to be around 1-2 metres high, although they can reach a height of 2.5 metres in some cases! Leaf: Finely serrated slender to elliptical leaves, often with a reddish mid-rib. Take care when applying weedkillers near any ornamental plants. enquiries@environment-agency.gov.uk or visit our website www.environment-agency.gov.uk incident hotline 0800 80 70 60 ... Himalayan balsam and water primrose are colourful and attractive, they often become so prolific that they displace native plants. Chemical control needs Environment Agency approval in aquatic situations. Himalayan Balsam is an invasive non-native plant, that mainly grows along river banks and in damp woodland. Himalayan Balsam survey, removal & control - Himalayan Balsam is a non-native invasive plant that spreads rapidly and can cause damage to the environment. Environment Agency, London, UK. The formulation is the safest to use near water and carries no irritant symbol on the can, so is safe to operators, animals and the environment. Cutting earlier than this will promote greater seed production from plants that re-grow. Spraying with Roundup Pro Biactive will give excellent control. Appearance. Key Identification Features Flowers Large pinkish flowers from June to August. If this species is growing in an adjacent site, or upstream of a site on a riverbank, then no matter how good on-site control is, recolonisation is likely. For maximum effectiveness, the measures detailed further down this page should be carried out before June, which is the start of the flowering stage and before the seed pods are visible. Tel: +44(0)1491 829003; Fax: +44(0)1491 829100; E-mail: c.ellison@cabi.org For special issue, edited by Alan Gange Chemical – Himalayan Balsam tends to grow near water and therefore the selection of an appropriate herbicide is limited. Cover them with plastic sheets while spraying, and only remove it once the spray has dried on the weed leaves. This approach will help support ecosystem restoration and avoid negative impacts on non-target species. Himalayan alsam Impatiens glandulifera Control of invasive non-native species Phone: 01675 470917 E-mail: enquiries@tamevalleywetlands.co.uk 46 1GA Hams Hall Environmental entre Off anton Lane oleshill Warwickshire Tame Valley Wetlands A local project is currently underway with the aim of tackling Invasive Non Native Species Himalayan balsam grows and spreads quickly on river banks, waste ground and damp woodlands. What you should know. We can forward your call to Environment Agency Now (Calls cost 7ppm your network access charge.) Well, unfortunately this amazing plant causes major problems to our natural environment. An understanding of the wider area is necessary to determine if eradication or control efforts are likely to be successful. Himalayan Balsam 4.3 Control measures for Himalayan Balsam should aim to prevent seeding therefore stands of Himalayan Balsam should be sprayed with a glyphosate based herbicide or hand pulled around July when the plant begins to flower. Environment Agency Nottingham Trentside Scarrington Road West Bridgford Nottingham NG2 5FA. However, it does have some redeeming features and whilst I can understand the reasons for it being much despised I feel somebody has to speak up in support of this controversial but defenceless and, even though invidious of me to say it, invaluable plant! Himalayan Balsam Control Himalayan Balsam Removal & Control. Using existing measures, the Environment Agency estimates it would cost up to £300 million to eradicate Himalayan balsam from the UK. skip to Main Content 0773 340 8222 01425 248242‬ info@kustomlandscapesandecology.co.uk Pulling. Posted on January 10, 2018. Traditional methods are inadequate for stopping the spread of Himalayan Balsam in the UK. Tanner, 2011). Using the methods we currently have, the Environment Agency has estimated the cost of eradication of Himalayan Balsam from the UK would be around £300 million. Tag: environment agency himalayan balsam. Any owner or occupier of land who allows an INNS plant to spread onto neighbouring land could now be found liable in common law nuisance. Defra The Department for Environment, Food and Rural Affairs' role is to help enable people to live within their environmental means. It can also grow as high as your head and spread quickly if it isn’t removed. Control injurious (harmful) weeds . How to protect wildlife, waterways and the environment from invasive plants. Himalayan Balsam Impatiens glandulifera Control of invasive non-native species A local project is currently underway with the aim of tackling Himalayan Balsam in this area. Himalayan balsam has rapidly become one of the UK's most invasive weed species. How to identify: it grows up to 2-3m in height; it has red-tinged stems and green leaves; purplish pink flowers from June to October. The plants grow densely and stop the growth of other plants and grasses. Cut at ground level using a scythe, machete, flail or strimmer before the flowering stage in June. The overview. Common ragwort: information poster. Common Name: Himalayan Balsam Latin name : Impatiens glandulifera. The formulation is safe to use near water but, as with all aquatic approved products, needs Environment Agency approval prior to application. The plant poses a big risk to the environment as it can kill other native plants by taking essential nutrients, light and space. Himalayan balsam in the wider environment around a particular site. The research suggests that the best way to control the spread of riparian Himalayan balsam is to decrease eutrophication, thereby permitting the better-adapted local vegetation, that gets outgrown by the balsam on watercourses with high nutrient load, to rebound naturally. It grows rapidly and spreads quickly, smothering other vegetation as it goes. Himalayan Balsam Removal & Control. Before using weedkillers alongside any waterways it is important to contact the Environment Agency. Himalayan Balsam control can involve the use of chemicals although there are some non-chemical control measures that can also be used. The following information is also available as a leaflet which may be downloaded in pdf format - Himaylayan Balsam guidance and control leaflet (pdf) (opens in a new browser window) Introduced to the UK in 1839 from Northern India, Himalayan or Indian Balsam is most commonly found on riverbanks and damp areas, though it is capable of thriving in many other habitats. Riparian Landowners – have an obligation to control Himalayan Balsam populations on their land and help prevent the spread of the non-native invasive species. Cutting should be repeated annually until no more growth occurs. Himalayan balsam - Impatiens glandulifera A tall, attractive, annual herb with pink-purple flowers and explosive seed heads. Landowners and occupiers are responsible for preventing the spread of 5 injurious weeds so they do not cause injury. Cutting. Environment Agency (EA) - The EA is under no obligation to remove Himalayan Balsam. Himalayan Balsam is a common weed familiar to everybody. It has a hollow stem, similar to bamboo, but is often flecked with dark purple. April and May are regarded as the optimum time to treat Himalayan Balsam. Control using herbicide. The Police, Environment Agency and Local Authorities are not obliged to control Himalayan balsam on behalf of a landowner. Himalayan balsam ( Impatiens glandulifera ) is a relative of the busy Lizzie, but reaches well over head height, and is a major weed problem, especially on riverbanks and waste land, but can also invade gardens. Beautiful flowers that are loved by the bees, a heady scent, lush foliage; what’s not to like about Himalayan balsam? Himalayan balsam and kiss-me-on-the-mountain arise from the plant originating in the Himalayan mountains. 4th Corner follow the strict Guidance Notes for the use of herbicides near water that are published by the Environment Agency. We are asking local landowners and other inter-ested parties to help us in this task. Non-Chemical Control. Himalayan balsam control by Lizzie Wilberforce. Himalayan Balsam Control. It is vehemently hated by some and actively persecuted by others. DEFRA is now considering release of a rust fungus (Puccinia komarovii var. Himalayan Balsam control with Roundup ProActive: Spraying with Roundup ProActive, a glyphosate based product, will give excellent control. Brief advice on controlling common ragwort where it poses a risk to grazing animals. Clarified that the Environment Agency are not responsible for dealing with Japanese Knotweed. 4.4 If spraying is the selected control method, this should only be undertaken on dry days with no wind to avoid drift to other species within the area. We are grateful to the UK Department for Environment Food and Rural Affairs (Defra), UK commitment to the Water Framework Directive, 2000/60/EC, the Scottish Government and the UK Environment Agency and for supporting and funding the original research on a classical biological control approach to Himalayan balsam. In 2003, the UK Environment Agency estimated that it would cost £300 million to eradicate Himalayan balsam completely (Environment Agency, Correspondence: C A Ellison, CABI, Bakeham Lane, Egham, Surrey TW20 9TY, UK. Did you know? There are a number of control measures for Himalayan balsam depending on the size of the infestation, the equipment available and the time of year. We were asked to find a reliable and safe natural enemy to help control Himalayan balsam by Defra, the Environment Agency and the Scottish Government. It's spread all over the UK along riverbanks, where its dense thickets outcompete native species: it reduces native species diversity by 25% in areas where it forms monocultures. It forms dense clumps which can be up to three metres in height. The project is a collaboration of fishing clubs, nature conservation groups and landowners. Himalayan balsam is a garden plant that escaped from captivity in Europe and North America. The release of the rust fungus comes after an eight-year research programme funded primarily by Defra and the Environment Agency, with contributions from Network Rail, the Scottish Government and Westcountry Rivers Trust. A lack of natural enemies allows it to successfully compete with native plants for space, light, nutrients and pollinators, reducing biodiversity and contributing to erosion. This website and any 0843 telephone numbers therein are operated by e-Call Connect Ltd and is not affiliated with, or operated by, … Out-competes native species in ecologically sensitive areas, particularly river banks.