It can be seen along several trails … Annual herb that grows 1-3 m tall (approx. Plants in the native range often grow in clusters of 30-60 individuals, and are no more than 1.5m in height. *Detected in Michigan* Local concern: Himalayan balsam competes heavily with native species and alters the behavior and composition of pollinating insects. [11] In the United States it is found on both the east and west coast, seemingly restricted to northern latitudes. [16], In the UK, the plant was first introduced in 1839, at the same time as giant hogweed and Japanese knotweed. Leaf: Finely serrated slender to elliptical leaves, often with a reddish mid-rib. Identification: Grows between 3 and 6 feet tall; Purple/red stems are smooth and hollow; 5-10 flowers on each stems; 5 petals per flower-purple, pink, or … Severely Invasive. It can be found in wetlands, forests, gardens, yards, and on the side of the road. The mature leaves of the grasses would otherwise block light from the crowns, and oxidize many of the nutrients they contain into the atmosphere, instead of being trampled to the ground where the soil life can use them for food and habitat, or being ‘recycled’ through the grazing animals. Stems are hollow and smooth with purple to reddish colour. Seeds: Himalayan balsam seed capsules will hold up to 16 seeds. The genus name Impatiens, meaning "impatient", refers to its method of seed dispersal. Find the perfect himalayan balsam plant stock photo. Leaves are arranged opposite each other along stems. Extent of range: In the United States, it … Himalayan balsam grows up to 3 metres high with a hollow and bamboo-like stem, pink-red to green in colour with green vertical grooves. 2.5-6 in.) It dies back in the winter, leaving river banks bare and open to erosion. Plants are very invasive and can cover large areas – particularly close to watercourses. Leslie J. Mehrhoff, University of Connecticut, Bugwood.org - Himalayan balsam leaves. 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 also promotes river bank erosion due to the plant dying back over winter, leaving the bank unprotected from flooding. Adapted for Northern Ireland Environment Agency 2020 "The Plant List: A Working List of All Plant Species", "Gastronomie: Springkraut & Co.: Kräuterkoch Peter Becker macht aus Neophyten Salat", "Which flowers are the best source of nectar? )[6], Himalayan balsam is native to the Himalayas, specifically to the areas between Kashmir and Uttarakhand. It's important to get specialist removal services to ensure it is completely eradicated. Leaves are stalked, oblong to egg-shaped and have a serrated edge. The common names policeman's helmet, bobby tops, copper tops, and gnome's hatstand all originate from the flowers being decidedly hat-shaped. Unlike Japanese Knotweed, Himalayan Balsam propagates via seeds, which will explode upon touch when ready. Plants have a poor root structure so it is relatively easy to remove. The researchers caution that their conclusions probably do not hold true for stands of the plant at forest edges and meadow habitats, where manual destruction is still the best approach. The species has spread widely from its native habitat. Himalayan Balsam. Uprooting or cutting the plants is an effective means of control. Suzannah Iott, MDARD Pesticide and Plant Pest Management Division, 517-420-0473. Because of the colour and type of the stem it has occasionally been mistaken by the uninitiated for Japanese knotweed. [3] Ornamental jewelweed refers to its cultivation as an ornamental plant. The Himalayan Balsam is a very adaptable survivor, to the rear of my border in amongst the Atlantic Delpiniums, (which I've removed the flower stems from as they are over and done with,) there are maybe a hundred HB's, but they are only max 18 inches tall and single stemmed, yet over in the wet ground with the montbretia (now there's a plant you cant get rid of) and the various flavours of mints and aqualigia … [23], Himalayan balsam at Bank Hall, Bretherton, Lancashire, England, "Policeman's helmet" redirects here. Impatiens glandulifera Royle", "Himalayan balsam, Impatiens glandulifera Geraniales: Balsaminaceae", "The potential influence of the invasive plant, Impatiens glandulifera (Himalayan Balsam), on the ecohydromorphic functioning of inland river systems", "The influence of an invasive plant species on the pollination success and reproductive output of three riparian plant species", "Identification Guide for Alberta Invasive Plants", "CABI releases rust fungus to control invasive weed, Himalayan balsam", Centre for Ecology and Hydrology: Centre for Aquatic Plant Management, Identifying and removing Himalayan Balsam, The UK Environment Agency's guide to managing invasive non-native plants, https://en.wikipedia.org/w/index.php?title=Impatiens_glandulifera&oldid=993155731, Creative Commons Attribution-ShareAlike License, This page was last edited on 9 December 2020, at 02:13. [15] It is considered a "prohibited noxious weed" under the Alberta Weed Control Act 2010. This will aid in verification of your report. Impatiens glandulifera is a large annual plant native to the Himalayas. [17][18] These plants were all promoted at the time as having the virtues of "herculean proportions" and "splendid invasiveness" which meant that ordinary people could buy them for the cost of a packet of seeds to rival the expensive orchids grown in the greenhouses of the rich. It was introduced to the UK in 1839 and is now a … The aeciospores are spread by wind and rain, and infect the leaves of Himalayan balsam. We're trained to remove all weeds, including Japanese Knotweed and Giant Hogweed safely. Himalayan balsam is a lovely plant with attractive flowers and a strong fragrance. Impatiens glandulifera (Himalayan balsam); leaves and stem. Origin: Himalayan range of Asia. The multi-branched hollow stems can grow up to 10 feet tall (more commonly 2-6 feet tall) and are green or reddish in color. Himalayan Balsam originates from the Western Himalayas. It is now widely established in other parts of the world (such as the British Isles and North America), in some cases becoming a weed. Leaves are 5 - … Himalayan balsam and kiss-me-on-the-mountain arise from the plant originating in the Himalayan mountains. It is now considered a pest in many countries throughout the world. One Himalayan balsam plant is said to be able to spread 2,500 seeds alone; surveyors advise homeowners to remove this weed due to its ability to … WATCH LIST. Cutting the plants down to ground level can stall their progress, but by sure to plan your attack for the end of June; too late and you risk spreading the seeds, too early and you risk precipitating a regrowth of new stems. Introduction. Leaves are long, slender and shiny, with serrated edges and are dark green in colour. Other Common Names: Ornamental jewelweed, touch-me-not, Indian jewelweed, policeman’s helmet. at the heart of a living, working, active landscape valued by everyone. Himalayan balsam (Impatiens glandulifera) has rapidly become one of the UK’s most invasive weed species, colonising river banks, waste ground and damp woodlands. [8][9][10], In North America it has been found in the Canadian provinces of British Columbia, Manitoba, Ontario, Quebec, Nova Scotia, New Brunswick, Prince Edward Island and Newfoundland. This species is Introduced in the United States. (However, when number of flowers per floral unit, flower abundance, and phenology were taken into account it dropped out of the top 10 for most nectar per unit cover per year, as did all plants that placed in the top ten along with this one for per day nectar production per flower, with the exception of Common Comfrey, Symphytum officinale. Also make note of the location, date and time of the observation. Himalayan balsam is easily identifiable with its whorled leaves (usually in threes). The seeds have a pleasant nutty taste and seem better when pale in colour before turning black and becoming quite hard. Himalayan balsam was introduced as a garden plant in 1839, but soon escaped and became widely naturalised along riverbanks and ditches, especially close to towns. The green seed pods, seeds, young leaves and shoots are all edible. 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. After flowering between June and October, the plant forms seed pods 2 to 3 cm (​3⁄4 to ​1 1⁄4 in) long and 8 mm broad (​1⁄4 in), which explode when disturbed,[4] scattering the seeds up to 7 metres (23 feet). Himalayan Balsam (Impatiens glanulifera) is an attractive looking flower, with a stout, hollow stem, trumpet shaped pink/white flowers and elliptical shaped green leaves. It was introduced to Canada in the early 1900s as an ornamental garden flower. Able to grow 1 to 3 metres tall. It grows in dense stands and can be up to 2m tall. The flowers are pink, with a hooded shape, 3 to 4 cm (​1 ⁄4 to ​1 ⁄2 in) tall and 2 cm (​ ⁄4 in) broad; the flower shape has been compared to a policeman's helmet. Oval, tapering at both ends, 6-15 cm long (approx. Himalayan balsam is similar to several native jewelweeds. Francine MacDonald. The species name glandulifera comes from the Latin words glándula meaning 'small gland', and ferre meaning 'to bear', referring to the plant's glands. [20], The Royal Horticultural Society and the Centre for Ecology and Hydrology recommend that pulling and cutting is the main method of non-chemical control, and usually the most appropriate. Smaller than Himalayan balsam, growing to a height of 1.2 Flower is similar in shape but orange in colour Orange balsam is much less aggressive than Himalayan balsam, forming dense stands . Himalayan balsam (Impatiens glandulifera) is a relative of the busy Lizzie, but it reaches well over 6 foot, it is an invasive plant and is a major problem, particularly on riverbanks and waste land, but can also intrude gardens. Native look-alikes and how you can tell them apart from Himalayan balsam: Himalayan Balsam Invasive Species Alert - Printable PDF, se the Midwest Invasive Species Information Network, http://www.misin.msu.edu/tools/apps/#home, 5 petals per flower-purple, pink, or white in color, Fruit capsules explode when ripe and touched. Himalayan Balsam Scientific Name. It has now spread across most of the UK, and some local wildlife trusts organise "balsam bashing" events to help control the plant. Stems. Leaves. Himalayan balsam Impatiens glandulifera Royle . The flowers are hooded, giving the plant the alternate name of policeman's helmet. It is vehemently hated by some and actively persecuted by others. The flowers can be turned into a jam or parfait. The crushed foliage has a strong musty smell. It is not native to the UK and the species originates from the Himalayan areas of Pakistan, India and the Kashmir region. Below the leaf stems the plant has glands that produce a sticky, sweet-smelling, and edible nectar. Dead leaves and plant debris from the weed block waterways and lead to flooding. Habitat: Himalayan balsam is an herbaceous, terrestrial, annual plant that thrives in riparian zones. How to get rid of Himalayan Balsam. The plant grows as a wildflower and is also planted in gardens. In August 2014, CABI released a rust fungus in Berkshire, Cornwall and Middlesex in the United Kingdom as part of field trials into the biological control of Himalayan balsam. The stems are purple-tinged, hollow, and hexagonally angled. Himalayan balsam is the tallest annual plant in the UK, growing up to 2.5m; thus reaching the same height as some mature knotweed. Himalayan Balsam Plants Beside Still Creek. Himalayan Balsam is a common weed familiar to everybody. The green leaves are long and pointed and typically around 5 to 8 cm in length. The flowers have a hooded shape and look similar to a policeman’s helmet. U.S. Distribution: Has been introduced to northern states on the east coast as well as the west coast, including Montana and Idaho. The aeciospores enter the leaf through the stomata in a film of water, produced by dew or rain, and develop within the leaf feeding on the internal cells. But Himalayan balsam is a problematic plant. Huge collection, amazing choice, 100+ million high quality, affordable RF and RM images. Himalayan balsam is an annual herb that produces irregularly shaped, pink to purple colored flowers. Himalayan balsam is an annual plant (it completes its lifecycle within one year), which grows to 2m tall with rough, reddish stems, shiny oval leaves about 15cm long with a red vein, and bright purple-pink flowers from June-September. It successfully competes with native plant species for space, light, nutrients and pollinators, and excludes other plant growth, thereby reducing native biodiversity. [13], Himalayan balsam is sometimes cultivated for its flowers. Leaves: Simple, long tapering, pointed, 2-9" long and serrate; occurring opposite or in whorls of 3. Destroying riparian stands of Himalayan balsam can open up the habitat for more aggressive invasive plants such as Japanese knotweed and aid in seed dispersal by dropped seeds sticking to shoes. Leaves: This plant has long, toothed leaves 5-23 cm long. The serrated leaves grow along the stem joints either in pairs or whorls of three. Due to human introduction, it has now spread across much of the Northern Hemisphere. ", "The biology of invasive alien plants in Canada. Within ten years, however, Himalayan balsam had escaped from the confines of cultivation and begun to spread along the river systems of England.[17]. This species can tolerate many types of soils. Below the leaf stems the plant has glands that produce a sticky, sweet-smelling, and edible nectar. The young leaves have a neutral taste, the older leaves can be a bit bitter. [17] However, a study by Hejda & PyÅ¡ek (2006) concluded that, in some circumstances, such efforts may cause more harm than good. Natural Resources Wales has used manual methods, such as pulling plants and using strimmers, to largely eradicate Himalayan Balsam from reaches of the River Ystwyth. [5], The plant was rated in first place for per day nectar production per flower in a UK plants survey conducted by the AgriLand project which is supported by the UK Insect Pollinators Initiative. Appearance. Himalayan Balsam - Himalayan Balsam is on the rise in the UK and prevents other plants from growing. Impatiens glandulifera Royle. Leaves are lanceolate to lance-ovate with acuminate tips. It produces seedpods which explode when ripe spreading the seeds up to … States Counties Points List ... (0.9-3 m) tall. Flowers: Himalayan balsam’s pink flowers are a key ID feature in the late growing season. 2019 Status in Maine: Localized. Stems are hollow. Foliage The foliage is opposite or whorled. Description: Herbaceous annual. [14] Invasive Himalayan balsam can also adversely affect indigenous species by attracting pollinators (e.g. ©Markus Nolf (Mnolf)/via wikipedia - CC BY-SA 3.0 Natural habit: Impatiens glandulifera (Himalayan balsam); habit, in its native range (Pakistan). (Impatiens glandulifera) Himalayan balsam is an annual, however, and it dies back in the winter, leaving bare spaces that would normally be inhabited by native grasses. You may be asked to provide your name and contact information if follow-up is needed. Webb, D.A., Parnell, J. and Doogue, D. 1996. [19], Some research also suggests that I. glandulifera may exhibit allelopathy, which means that it excretes toxins that negatively affect neighboring plants, thus increasing its competitive advantage. Himalayan balsam leaves are arranged in an opposite or whirled fashion whereas the native jewelweeds are arranged in an alternate pattern. [7] Presently it can be found almost everywhere across the continent. It has an explosive seed capsule, which scatters seeds over a distance of up to 7m. Characteristics of Himalayan Balsam Himalayan Balsam is a large plant, normally reaching 1 to 2 metres in height, although in some cases it can grow as tall as 2.5 metres. For the uniform cover, see. It typically grows to 1 to 2 m (3.3 to 6.6 ft) high, with a soft green or red-tinged stem, and lanceolate leaves 5 to 23 cm (2.0 to 9.1 in) long. [21][22] Its aggressive seed dispersal, coupled with high nectar production which attracts pollinators, often allow it to outcompete native plants. 3-10 ft.), with showy flowers, musty-smelling leaves and exploding seed capsules. insects) at the expense of indigenous species. It typically grows to 1 to 2 m (3.3 to 6.6 ft) high, with a soft green or red-tinged stem, and lanceolate leaves 5 to 23 cm (2.0 to 9.1 in) long. Additionally, this species can alter water flow at high densities which increases the risk of erosion and flooding. [2] Via human introduction it is now present across much of the Northern Hemisphere and is considered an invasive species in many areas. It is also a vigorous producer of nectar, which draws pollinators away from native plants, putting their pollination and reproduction in jeopardy. 9. Smooth, hollow, purple to reddish in colour. - Or - use the Midwest Invasive Species Information Network (MISIN) online reporting tool, - Or - download the MISIN smartphone app and report from your phone - http://www.misin.msu.edu/tools/apps/#home, Barbara Tokarska-Guzik University of Silesia bugwood.org, Leslie J. Mehrhoff, University of Connecticut, Bugwood.org - Himalayan balsam leaves. History. Impatiens glandulifera Royle (Ericales: Balsaminaceae), commonly known as Himalayan balsam, is an annual plant native to the foothills of the Himalayas in Pakistan and India, and into western Nepal. Leaves are 6-15 centimetres long and are widest in the middle with sharply toothed edges. July 2005. This leaves the river banks vulnerable to serious erosion. Himalayan balsam. Himalayan balsam (Inpatiens glandulifera) is a large annually growing plant that is native to the Himalayan mountains. It competes with native plants for light, nutrients, pollinators and space, excluding other plants and reducing biodiversity. Flowers have 5 pink, white or purple petals, with 5-10 flowers on each stem. How to Identify Himalayan Balsam. Extent of range: in the early 1900s as an ornamental garden flower vulnerable to serious.! Large annual plant native to the Himalayas, specifically to the plant in. As the west coast, including Montana and Idaho to watercourses of the colour and type the. Contact information if follow-up is needed white or purple petals, with serrated edges and are more! Agency 2020 Himalayan balsam can also adversely affect indigenous species by attracting pollinators ( e.g reddish in colour before black. Tapering at both ends, 6-15 cm long 's important to get specialist removal services ensure., pointed, 2-9 '' long and are no more than 1.5m in height and shiny with... 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With serrated edges and are no more than 1.5m in height grows up to tall!, 517-420-0473 the risk of erosion and flooding mistaken by the uninitiated for Japanese Knotweed Himalayan! Actively persecuted by others expense of other, native flowers late himalayan balsam leaves season `` impatient,... This plant has long, slender and shiny, with showy flowers, musty-smelling leaves and stem flowers musty-smelling. Countries throughout the world flow at high densities which increases the risk of and!