Other uses of the herb: A yellow dye is obtained from the plant when alum is used as a mordant. It is used in South East Asian cooking. General Description/Similar Species: Introduced from Europe but almost identical to the smaller plants of Pale smartweed with ocrea and undersurface of upper leaves as in; distinguished from Pale smartweed by having its flowers in shorter and plumper pale green to greenish-white spikes (1-5cm long by 0.8-1.5cm wide; 2/5-2in. Pale persicaria is a variable annual often associated with old habitation. If you're used to buying our magazine from the shops,  you can now order and receive the next issue delivered to your home. Persicaria lapathifolia is an annual herb with erect reddish stems with swollen joints, growing to a height of 20 to 80 cm (8 to 31 in). One of the large number of Persicaria amplexicaulis cultivars selected and named by  the Belgian landscape architect Chris Ghyselen. Redshank is believed to have arrived in Finland in ancient times (an archeophyte). Brebach, nr. This can be a considerable virtue if you are looking to cover a wide area with something attractive that will exclude even the most determined weeds; however, in the mixed border it can become a bit of a nuisance as the wiry stems gain considerable purchase on the soil with their roots, and are hard to extricate from neighbouring plants. The pronounced maroon chevrons on each leaf, contrast well with the pale-green background. Other common names for the plant include pale smartweed, curlytop knotweed, and willow weed. 80cm-1m. A common weed of cultivated land, avoiding shade. Persicaria affinis is also quite a rapid coloniser, forming a solid interlocking mat of running stems. RHS H6. It is closely related to Persicaria maculosa and as such is considered a weed in Britain and Europe. The whole performance lasts from July to September. Persicaria contains a broad variety of versatile garden plants, from vibrant, flowering dynamos and statuesque landscape plants to denizens of shady corners with atmospheric foliage. Names of Pale Smartweed in various languages of the world are also given. 70cm. A rather more subtle and interesting plant than it may first appear. Names of Pale Smartweed in various languages of the world are also given. Persicaria is a versatile genus of perennials with late season, brightly coloured flower spikes on hearty green plants from July through to late October. 30cm. If you're used to buying our magazine from the shops, you can now order and receive the next issue delivered to your home, Win a kitchen planter and grow bag tray container from Forest Garden, Choosing spring bulbs for pollinators: joy for us and our wildlife, Elizabeth MacGregor nursery in Scotland: perennial cultivars fit for a jewel garden, Rob Chew’s designs for an evolving garden in Ascot, Tokachi Millennium Forest: The 1,000-year garden. A varied and versatile genus of around 100 species of robust and colourful perennials. Persicaria virginiana (known as jumpseed) and its cultivars may self-seed quite prolifically, but this is quite an innocuous habit as it is easy to remove and indeed, many of its volunteers may be quite welcome. RHS H7, USDA 4a-7b. There have been various opinions about how broadly the … The Cherokee used the crushed leaves to treat rash caused by poison ivy. Is Lady's Thumb Edible?. By entering your details, you are agreeing to Gardens Illustrated terms and conditions and privacy policy. The fruit is a rounded, flattened nut. 1.2-1.5m. 60-90cm. The whole plant, either on its own or mixed with other herbs, is decocted and used in the treatment of a wide range of ailments including diarrhoea, dyspepsia, itching skin, excessive menstrual bleeding and haemorrhoids. Mobile apps Our partners. Habit. it appreciates ample moisture. Habitat: Pale smartweed is a common native plant around streams, lakes and wet depressions throughout Ontario, often persisting as a weed in those locations whenever they come under cultivation. Poorer conditions will restrict their vigour somewhat, as well as splitting and re-planting their clumps regularly in autumn. Both are summer annuals, growing to 5 ft tall (pale smartweed) or 3 ft (ladysthumb). The seed is carminative, diuretic and stimulant. Try saying that with a potato in your mouth (as my mother would have said). Another difference is the size of the seeds: Pale Smartweed has seeds up to 2 mm. Slugs and snails may make an impression on the foliage of Persicaria virginiana and its cultivars, but even they are not bothered too much. Redshank has been used as a medicinal herb to treat e.g. Persicaria lapathifolia is an erect, annual plant growing up to 180cm tall. A robust plant that is refined and elegant in all its parts and should be grown more often. The species covered here are found in a wide area emanating from the Himalayan region, while Persicaria virginiana is widespread throughout eastern North America. Subscribe. uses/health benefits of persicaria senegalensis Furfura is cultivated in China, Japan and Korea (also as crop on larger fields); formerly occasionally grown in Europe (Ukraine) and the Caucasus area. RHS H7, USDA 5a-8b. Flowers in dense spikes, dull greenish white, sometimes pinkish, stalks with yellowish glands. You can use this page to help identify the broad-leaved weeds in your crops, and then find out more about the relevant crop protection products. Persicaria are found in pretty much every country worldwide. Home Worldwide. Persicaria minor is a herb species of the family Polygonaceae, with synonym Polygonum minus, and is also known by the common names small water-pepper, small smartweed, pygmy smartweed, spotted lady's thumb and kesum (Malay). As a wild fruit village children eat these tasty berry and color their mouths purple frequently. Persicaria runcinata and Persicaria affinis are both much more likely to pose problems and need to be sited with some consideration. Plants Polygonaceae Persicaria Persicaria lapathifolia Show related species. Most of the species featured here will flower from July to September or October; some species have a late flourish of blooms in September but these may be considered primarily as foliage plants. Tel 01206 822007, bethchatto.co.uk, • Claire Austin, White Hopton Farm, Wern Lane, Sarn, Newtown, Powys SY16 4EN. Thin, spidery inflorescences appear in September. List of various diseases cured by Pale Smartweed. List of various diseases cured by Pale Smartweed. [3], photo of herbarium specimen at Missouri Botanical Garden, collected in Missouri in 1890, Calphotos Photo gallery, University of California, https://en.wikipedia.org/w/index.php?title=Persicaria_lapathifolia&oldid=973183238, Taxonbars with automatically added basionyms, Creative Commons Attribution-ShareAlike License, plus many more names at level of subspecies, variety, or form, This page was last edited on 15 August 2020, at 21:00. Tel 01273 495902, sussexprairies.co.uk, • Abi and Tom’s Garden Plants Halecat, Witherslack, Cumbria LA11 6RT. Persicaria lapathifolia (syn. Mat Forming. Tel 01686 670342, claireaustinhardyplants.co.uk, • Dove Cottage Nursery, Shibden Hall Road, Halifax, West Yorkshire HX3 9XA. In common with other cultivars of the species the flowers are a magnet for pollinating insects – bees throng to it in sufficient numbers to make quite a racket. There are six stamens, two partially fused carpels and two styles. The leaf blades often have a dark-coloured blotch in the centre and are lanceolate or narrowly elliptical and have entire margins. Flowers crowded in stout, short spikes, pale to bright pink. Its leaves are stomachic. Native Americans used Pennsylvania smartweed for medicinal purposes. dura; Polygonum bicorne; Polygonum pensylvanicum; Phonetic Spelling per-sih-KAR-ee-uh pen-sill-VAN-ee-ka Description. This plant flowers from July to September in northern temperate regions. The inflorescence is a dense spike, often nodding. From the leaves after fermentation, a blue dye is obtained (Chinese indigo), which is especially used for dyeing cotton. The broader grouping contained some plants of infamously expansive vigour, including Russian vine (now Fallopia baldschuanica), and Japanese knotweed (Fallopia japonica). Persicaria Persicaria. Cooperative Extension, which staffs local offices in all 100 counties and with the Eastern Band of Cherokee Indians. From the leaves after fermentation, a blue dye is obtained (Chinese indigo), which is especially used for dyeing cotton. As in this example, there are usually dark blotches, often shaped rather like arrowheads, on the leaves of this annual plant. Similar Species. Persicaria lapathifolia (syn. 80cm. ID guidance. RHS H7. On fields this species is a troublesome weed. You will be charmed by the bountiful long-blooming spikes of pale pink flowers of Mountain Fleece 'Rosea. Reminiscent of elephants’ trunks, hence the name. How Pale Smartweed is effective for various diseases is listed in repertory format. Its foliage is semi-evergreen so it makes a fairly formidable groundcover plant. The plant is harvested from the wild for local use as a food, medicine and soap. Although it’s tempting to regard this species as a rather functional garden plant, it has fine decorative qualities. Persicaria longiseta: summit of sheathing stipule fringed with hairs mostly 1-4 mm long and leaf blades without dark blotches or marks on the upper surface (vs. P. maculosa, with the summit of sheathing stipule fringed with hairs mostly 0.2-2 mm long and leaf blades with a dark blotch or crescent-shaped mark on the upper surface). Persicaria runcinata travels underground but needs decent light, so being hemmed in by shrubs or paving should be enough to contain its spread. 80cm-1m. diarrhoeah and infectious diseases, and the leaves and young shoots can be eaten in salads. datasets have provided data to the NBN Atlas for this species.. 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