The thorns are what hurt you. Les Composées de Madagascar. Suitable for: light (sandy), medium (loamy) and heavy (clay) soils. Spiny Sowthistle in Virginia Tech Weed Identification Guide, WeedAlert.com's article on the Spiny Sowthistle, photo of herbarium specimen at Missouri Botanical Garden, collected in Madagascar in 1932, https://en.wikipedia.org/w/index.php?title=Sonchus_asper&oldid=992247265, Short description is different from Wikidata, Taxonbars with automatically added basionyms, Creative Commons Attribution-ShareAlike License, This page was last edited on 4 December 2020, at 07:30. Sonchus asper. 21 September, 2017. Each milk thistle flower contains dozens of seeds, which soon fall from the plant as the flower head matures, dries, and begins to turn brown. Seeding should be prevented by cutting, pulling or hoeing the plants before flowering. Stems and main vein of leaves are dark-green to purple. Annual, spreading by seed which have short plumes (pappus) of silvery-green hairs. It is a perennial, growing from 1 to 3 feet high, with hollow thick, branched stems full of milky juice, and thin, oblong leaves, more or less cut into (pinnatifid) with irregular, prickly teeth on the margins. It's even edible if you remove the thorns. Milk thistle is a plant named for the white veins on its large prickly leaves.One of the active ingredients in milk thistle is silymarin, which is extracted from the plant's seeds. All plants discussed today are in the family Asteraceae. Description. This plant can be weedy or invasive according to the authoritative sources noted below.This plant may be known by one or more common names in different places, and some are listed above. Plant is pounded and applied as a poultice to wounds and boils. It's hemlock that can kill you. Prickly Sow-thistle Prickly Sow-thistle - Sonchus asper. ---Parts Used---Leaves, stems, milky juice.The Sow-Thistle is a well-known weed in every field and garden. Coloration ranges from green to purple in older plants. Prickly sow-thistle seed was found in less than 1.5% of arable soils in a seedbank survey in Scotland in 1972-1978. Autor: (L.) Hill. Image of spiny, flower, england - 159739007 If you peel it when it is young, it is said to taste like celery. The plumed seeds are normally wind dispersed and seeds have been collected by aircraft at 2,000 ft. Thousands of new, high-quality pictures added every day. Direct heating of prickly sow-thistle seeds in soil reduces viability but high temperatures are needed to kill seeds relatively quickly. Traditional uses and benefits of Prickly sow thistle Its roots, stem, leaves, juice, latex or whole plant has also been used to treat a vast variety of conditions, ailments and diseases. Family: Asteraceae Growth Habit: Tasmania has one native and two species of introduced Sow Thistles: Sow Thistle (Sonchus oleraceus) and Prickly Sow Thistle (S. asper). The leaves are bluish-green, simple, lanceolate, with wavy and sometimes lobed margins, covered in spines on both the margins and beneath. Sow thistle usually has many flowers sprouting out on each stalk. Thistle plants come from the Asteraceae plant family and include several varieties. Many people tend to confuse sow thistle with dandelions. This is followed by flower bud formation and stem elongation. It has also become naturalized on other continents and is regarded as a noxious, invasive weed in many places. The half-life of seeds in cultivated soil is just 1 year while in dry storage it is 2-3 years. Prickly lettuce is another plant that looks thistle-ish, but is not. Mémoires de la Société Linnéenne de Normandie 25: 1–335. It is not frost tender. [12], Species of flowering plant in the daisy family Asteraceae, De la Barra, N. 1997. It prefers fresh soils that don’t lack limestone. Family: Asteraceae . There are compelling reasons to dig it up and others to let it grow. Here are some sow thistle recipes from ‘The Essential Hedgerow and Wayside Cookbook’. Lactuca serriola. The average number of seeds per flower head is 198, and a plant often has over 100 flower heads. Under damp conditions the pappus of hairs collapses and dispersal is prevented. The height of the stem can be 80-cm. Lactuca serriola. It is also found in gardens, on roadsides, waste places and other disturbed habitats. Short to tall plant, hairless except for a few glandular hairs on the upper stem. Sonchus asper, the prickly sow-thistle, rough milk thistle, spiny sowthistle, sharp-fringed sow thistle, or spiny-leaved sow thistle, is a widespread plant in the dandelion tribe within the daisy family. Silymarin is a flavonoid believed to have antioxidant properties.Milk thistle is sold as an oral capsule, tablet, powder and liquid extract. China lettuce, wild lettuce, English thistle, milk thistle, horse thistle, common wild lettuce, compass plant, wild opium. Both of the common, weedy sow thistle species bear spiny-margined leaves with auricles, but our Prickly Sow Thistle's auricles are rounded, as shown, while the Common Sow Thistle's auricles are variously shaped, sometimes a bit triangular, but not consistently rounded. According to Dr. Harris Steinman, an allergy expert from South Africa, "Russian thistle can cause dermatitis in persons who come into direct contact with it. The Smooth Sow-thistle, Sonchus oleraceus, is similar but its leaves are generally greyer and without sharp spines. One plant will produce several flat-topped arrays of flower heads, each head containing numerous yellow ray flowers but no disc flowers. There are no particular control problems with sow thistle, being susceptible to cultivation and most herbicides. Suitable pH: acid, neutral and basic (alkaline) soils. is a registered charity in England and Wales (no. It is one Ground nutmeg – pinch. Humbert, H. 1923. Prickly sow-thistle seeds ingested by earthworms have been found intact in the worm casts. sow thistle synonyms, sow thistle pronunciation, sow thistle translation, English dictionary definition of sow thistle. It is a perennial, growing from 1 to 3 feet high, with hollow thick, branched stems full of milky juice, and thin, oblong leaves, more or less cut into (pinnatifid) with irregular, prickly teeth on the margins. Photo about Prickly or Rough Sow-thistle - Sonchus asper .Flower. Sowthistle uses stored soil water during fallows and interferes with crop harvest, adding green matter to harvested grain. In the fall you should begin to see white or silver seeds appear near the tops of the milk thistle. It flowers and goes to seed from May – early June, after which the plants die. Botanical Name: Sonchus asper Other names: Spiny sow-thistle, Spiny milk-thistle, Spiny-leaved sow-thistle, Spiny annual sow-thistle Family: Asteraceae. Gayana, Botany 42: 1–157. It may grow as a winter or summer annual or a biennial and propagates by seed. Habitat: Roadsides, fields, disturbed ground. Sonchus asper is an annual or biennial herb sometimes reaching a height of 200 cm. Catálogo de la Flora Vascular de Chile. Prickly sow-thistle grows on most soils but prefers well drained slightly acid to alkaline soils, and has some tolerance of saline conditions. It is in flower from June to August, and the seeds ripen from July to September. Milk thistle is a plant named for the white veins on its large prickly leaves.One of the active ingredients in milk thistle is silymarin, which is extracted from the plant's seeds. Its edible leaves make a palatable and nutritious leaf vegetable. Prickly Sowthistle Sonchus asper Aster family (Asteraceae) Description: This plant is a spring or summer annual (usually the former) that becomes 1-3' tall, branching sparingly in the upper half. Seeds germinate from spring to autumn. Sonches Olearaceus Photo: (c) Harry Rose CC BY 2.0 license. Nombre común en inglés: Prickly Sow-thistle, Rough Milk Thistle, Spiny Sowthistle, Sharp-fringed Sow Thistle, Spiny-leaved Sow Thistle. Regular cultivations will help to deplete the seedbank. Thistle—whether it's of the musk, tall or Canada variety—is a very difficult weed to eliminate from your lawn or garden once it has taken hold; a single musk thistle can generate 120,000 seeds from one flower, and can grow to six feet tall. Some of the field milk-thistle that grow as weeds, however, are probably hybrids of different subspecies. Seed numbers per plant generally range from 21,500 to 25,000 but a large plant may have 60,000. Milk thistle is the prickly one depicted in the photos above. 1985. 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