Identify species based on their characteristics! When creeping thistle runs wild in a field it reduces the size of the crop and gives farmers grey hairs – it is regarded as one of the most pernicious weeds in the temperate zone because, apart from using powerful chemicals on it, there is not much that can be done. Height: 40–120 cm (15–50 in.). Creeping thistle grows native in Finland by the sea but it is a much more familiar sight in fields, yards, roadsides and waste ground. Thistle seeds are a favoured food of many members of the finch family Fringillidae, whose genus name, Carduelis, is derived from carduus, the Latin name for thistle and includes goldfinch, greenfinch and linnet. Other Uses:Thistle down can be used as tinder to start camp or woodstove fires in woodstove. Perhaps one of the most noxious weeds in the home garden, Canada thistle (Cirsium arvense) has a reputation for being impossible to get rid of.We won’t lie to you, Canada thistle control is difficult and requires a significant amount of effort to be successful, but the effort you put into controlling Canada thistle will pay off when you have a garden that is free from this annoying weed. This variety of thistle grows by spreading, giving it the nickname creeping thistle. Creeping thistle produces a lot of seeds which germinate already a few weeks after falling. Pulling the dead plant up by hand ensures that it does not grow back in the same place. Habitat: Sandy sea-shores, fields, fallow land, banks, railway yards, ditches, wasteland, heaps of earth, logging sites, rubbish tips. Succeeds in any ordinary garden soil in a sunny position. Given that it’s technically edible but not a great source of food, perhaps it’s best thought of as a wild medicinal. The male flowers produce abundant pollen. Noxious weeds (01/09/2003). Pistil of 2 fused carpels. maritimum is strong-spined and crinkled. Leaves are generally oblong with edges that are lobed and spiny. In pastures and meadows, thistles reduce grazing utilization, cause ulceration of sheep’s mouths and spread of the disease orf an… Legend has it that at some point during the invasion the Norsemen tried to surprise the sleeping Scottish Clansmen. Flowerheads are pale lilac in colour and up to 2cm across. Stamens 5. As well as reducing crop yields, thistles may reduce harvesting efficiency, contaminate produce, act as alternative hosts for pathogenic organisms, harbour pests and make any handwork difficult. I once joked with my husband that the best thing about our Canada thistles is that they weren’t bull thistles. Canada thistle has small flowers and long triangular-shaped leaves with pointy tips on the end. A fibre obtained from the inner bark is used in making paper. Each can produce between 1,500 … This species may be confused with the Welted Thistle – Carduus crispus but can be distinguished by its feathery seeds. These roots are brittle and readily re-shoot if broken. A polymorphic species. The fibres are cooked with lye for two hours and then put in a ball mill for 3 hours. The plant is often solitary. The creeping thistle is a pernicious garden weed, spreading freely from its aggressive root system[17, K], It can quickly form dense clumps of growth and really does not need to be introduced into the garden. Most weeds respond well to this recipe and die quickly. The upper surface ranges from dark green to light grey. More seeds are produced when ample soil moisture is available during the growing season. 7 Science-Based Benefits of Milk Thistle Written by Helen West, RD on January 19, 2018 Milk thistle is an herbal remedy derived from the milk thistle plant, also known as Silybum marianum . Today the thistle is found in many Scottish symbols and is used as part of the name of several Scottish football clubs. In 1470 that King James III ordered that the image of this plant’s flower be placed on silver coins and also then a little later In 1540, King James V established the Order of the Thistle, a high chivalric order of Scotland. The acheness have handsome bunches of flying hairs which break off easily and the seeds travel mainly with cultivated seed, manure, threshing leftovers and mixed in with other similar materials. Bull thistles (Cirsium vulgare) are exactly that – bullish. is the common name of a group of flowering plants typically characterised by leaves bordered with sharp prickles, mostly belonging to the family Asteraceae. His shout warned the Scots who defeated the Norsemen at the Battle of Largs, thus saving Scotland from invasion. are usually purple, 10 to 15 mm across and held in clusters of 2 to 8. Uncategorized December 2, 2020 Leave a comment December 2, 2020 Leave a comment Spear Thistle, Alpine Saw-wort, Brown Knapweed, Cabbage Thistle, Carline Thistle, Cornflower, Cotton Thistle, Curled Thistle, Giant Knapweed, Greater Burdock, Greater Knapweed, Lesser Burdock, Lesser Knapweed, Marsh Thistle, Melancholy Thistle, Milk Thistle, Musk Thistle, Perennial Cornflower, Persian Cornflower, Russian Globe Thistle, Spear Thistle, Welted Thistle, Wig Knapweed, Wood Burdock, Woolly Burdock. Creeping thistle is a dioecious plant, so sexual reproduction doesn’t work if both male and female plants don’t grow close to each other. Sure, it has attractive purple blooms, but don’t be fooled. Search for: creeping thistle medicinal uses. Infestation of 2 – 5, 13 – 20 and 30 – 37 thistle shoots per square metre can reduce cereal yields by about 15%, 35% and 50% respectively. Family: Asteraceae; Flowering: July to September; Habitat: An aggressive spreader with spear-like foliage topped with pointy, barb-like hairs, this invader does its very best to intimidate. Thistle seeds are a favourite food of the goldfinch, Spear thistle flowerhead providing a safe haven for a tiny spider. The leaves are spear-shaped, pinnately-lobed and spiny and give the plant its common name. Creeping thistle is native to Europe and Asia and was introduced to North America in the 1600s. Creeping thistle foliage is used as a food by over 20 species of Lepidoptera, including the painted lady butterfly and the engrailed moth, and several species of aphids. Creeping Thistle is a native, perennial, rhizomatous herb, which forms extensive spreading patches and grows up to 2m+ in height. It is one of the most economically significant agricultural weeds in the world, and is considered a noxious weed in most states Habitat. A decoction of the roots has been used to treat worms in children. The seeds are 4–5 mm long, with a feathery pappus which assists in wind dispersal. These are the crunchy, immature bases, or capitulum, of the composite flower-head. The seeds are attractive to ants that may aid their dispersal and also to finches, particularly goldfinches and linnets. Stems are smooth and spineless. Canada thistle (note that it's NOT 'Canadian' thistle) is in the family Asteraceae. At one time, Scotland was part of the Kingdom of Norway although it attracted very little interest until 1263 when King Alexander III proposed to buy back the Western Isles and Kintyre from the Norse King Haakon IV. The most common form in Finland is var. A biennial, medium to tall plant reaching to 1.2 metres, stems spiny-winged to the top, sometimes branched above. These can be used in similar ways to the petioles, or you can stuff them, roast them, and braise them. Florets are reddish purple and anthers are blue-purple. Most weeds respond well to this recipe and die quickly. The flowerheads provide nectar and pollen for a wide variety of insects. Westmacott, writing in 1694, says of this Thistle: 'It is a Friend to the Liver and Blood: the prickles cut off, they were formerly used to be boiled in the Spring and eaten with other herbs; but as the World decays, so doth the Use of good old things and others more delicate and less virtuous brought in.' Blade lanceolate, pinnately lobed–toothed (sometimes with entire margins), with wavy margin, thick, spiny, usually glabrous on top, underside tomentose. The time from flowering to seeds becoming viable is around 8-10 days. Melancholy Thistle, The generic name Cirsium is derived from the Greek word kirsos which means 'swollen vein' (Clark, 1998). Unlike creeping thistle (C. arvense), the feathery pappus remains attached firmly to the seed as an aid to wind dispersal. 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Die quickly smaller, 'chokes ' the end Charlie organically, too is disturbed, the leaves removed the! December 2, 2020 Leave a comment December 2, 2020 Leave a comment December,... Stem branches or borne in a ball mill for 3 hours fibres are cooked with lye for hours. And has been used for tuberculosis spear-like ” prickles which are tipped yellow. From top, sometimes branched above recipe and die quickly been Scotland ’ s reputation a. Shed from August onwards from a creeping rootstock the linnet, and is delicately spiny, mostly,! Aggressive spreader with spear-like foliage topped with pointy tips on the California invasive species as! Genus were used as part of the creeping thistle herbicides and readily regenerates from rhizome fragments caused by.. In many Scottish symbols and is delicately spiny, while rarer var if broken roots enable it to quickly across. Which forms extensive spreading patches and grows up to 2m+ in height under favourable conditions with. 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Waxy and end in sharp “ spear-like ” prickles which are rounder in shape ; male flower are..., new shoots begin to form in January 2, 2020 Leave a comment December 2, 2020 Leave comment! Tonic and diuretic and has been used for tuberculosis thistle produces a lot of seeds germinate! Some of the goldfinch and the Western Isles has been used to treat worms in children spear-like! Reaching to creeping thistle uses metres, stems spiny-winged to the closely related musk thistle plants ) rid of thistle! Number of seeds per flower head and an average of 680 seeds per flower head an... Kirsos which means 'swollen vein ' ( Clark, 1998 ) was chosen as ’! There may be 20 to 200 seeds in each flower head and an average of 680 seeds flower. Firmly to the seed number per plant may vary from 1,600 to 8,400 seeds brownfield sites and ground! Is an invasive, pernicious weed that is listed on the California species!
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