great mullein habitat

Verbascum thapsus L. [Khardhag or Common mullein], a member of the family Scrophulariaceae, is a famous herb that is found all over Europe, in temperate Asia, in North America and is well-reputed due to its medicinal properties. [31][75] Glycyrrhizin compounds with bactericide effects in vitro were isolated from flowers. [66], Despite not being an agricultural weed in itself, it hosts a number of insects and diseases, including both pests and beneficial insects. It can also be found in sunny positions in … [19], The seeds maintain their germinative powers for decades, up to a hundred years, according to some studies. [52], Great mullein is a biennial and generally requires winter dormancy before it can flower. This wildflower is also found in most parts of mainland Europe including the Mediterranean region, where it thrives despite the long dry summers, and in northern Africa and parts of Asia. Constituents: Phenolic glycosides... Dec 06. [69] The plant's ability to host both pests and beneficials makes it potentially useful to maintain stable populations of insects used for biological control in other cultures, like Campylomma verbasci and Dicyphus hesperus (Miridae), a predator of whiteflies. Habitat; Similar Species; Related Links. Mullein, Aaron’s rod Verbascum thapsus is also known as Great Mullein or flannel Mullein. Mullein is drought-resistant and grows easily from seed. [80] Native Americans and American colonists lined their shoes with leaves from the plant to keep out the cold. [9][82], Due to its weedy capacities, the plant, unlike other species of the genus (such as V. phoeniceum), is not often cultivated. Common mullein threatens natural meadows and forest openings, where it adapts easily to a wide variety of site conditions. Stems & Roots: … [76] All preparations meant to be drunk have to be finely filtered to eliminate the irritating hairs. [17][20] Introduced American populations show much less variation. A. Rosette of basal leaves. Once established, it grows more vigorously than many native herbs and shrubs, and … The yellow, candle-like flower spikes of Great mullein can reach up to 2m in height, making this an impressive plant of dry and grassy ground, including gardens, waste ground and roadside verges. The individual yellow flowers are typically 25mm across but, unlike foxgloves, the lower flowers do not necessarily open first. An infusion of the root is also used to treat athlete's foot. [9][10][12] G. tetrum and Cucullia verbasci usually have little effect on V. thapsus populations as a whole. [24], The plant is also parent to several hybrids (see table). When a lectotype (type selected amongst original material) was designated, it was assigned to specimen 242.1 of Linnaeus' herbarium, the only V. thapsus specimen. Verbascum thapsus, the great mullein or common mullein, is a species of mullein native to Europe, northern Africa, and Asia, and introduced in the Americas and Australia.[1]. [67], Other insects commonly found on great mullein feed exclusively on Verbascum species in general or V. thapsus in particular. Spotted this growing just as you take “The Cut” down from the top road on Slieve Gullion, think it is Great Mullein, but open to correction! [9], Flowers are pentamerous with (usually) five stamen, a five-lobed calyx tube and a five-petalled corolla, the latter bright yellow and an 1.5–3 cm (0.59–1.18 in) wide. It acts by reducing the formation of mucus and stimulating the coughing up of phlegm, and is a specific treatment for tracheitis and bronchitis[254]. The species' chromosome number is 2n = 36. Native to Europe, North Africa and Asia, neutralized in Australia and America. Cough (Children & Infants) Dana … Burning is ineffective, as it only creates new bare areas for seedlings to occupy. It is dependent upon its long lived seed for regeneration which it produces in prodigious amounts. Mullein is a biennial plant, the first … [67] It is also a potential reservoir of the cucumber mosaic virus, Erysiphum cichoraceum (the cucurbit powdery mildew) and Texas root rot. The great mullein thrives on open, sun-scorched areas, rocks, banks and barriers. [28] In subsp. [72], Control of the plant, when desired, is best managed via mechanical means, such as hand pulling and hoeing, preferably followed by sowing of native plants. [79] It was also part of the National Formulary in the United States[75] and United Kingdom. The plant’s grey-green, oval leaves are covered in woolly hairs and appear in whorls around its tall stems. [73], Although long used in herbal medicine, no high-quality clinical research has been conducted on Verbascum thapsus as of 2018, and there are no drugs manufactured from its components. HABITAT TYPES AND PLANT COMMUNITIES: Given a seed source and a canopy opening, common mullein is a potential inhabitant of nearly any vegetation or community type. [19] Great mullein rarely establishes on new grounds without human intervention because its seeds do not disperse very far. Names: Aarons Rod, Great Mullein. Fasciculata (or sect. In New Zealand Mullein is a naturalised weed which favours poor, stony, disturbed ground and dry soil and is often to be found growing on roadsides. Subsp. B. This medicinal herb contains various chemical constituents like saponins, iridoid and phenylethanoid glycosides, flavonoids, vitamin C and minerals. 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