January 14, 2020

Equisetum hyemale, commonly known as rough horsetail, scouring rush, scouringrush horsetail and in South Africa as snake grass, is a perennial herb in the. American Horsetail Commonly known as American Horsetail, the stems are thicker than Equisetum hyemale, plus they are an attractive pink colour when young. The stems are thicker than. Equisetum hyemale, plus they are an attractive pink colour when young. Leave old growth standing through winter, cut down in.

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A low-lying area along a pond in Champaign, Illinois, and a drainage ditch near the Windsor Road Prairie of the same city. These tough stems were used to scour pots, pans, and floors during pioneer days, hence the common name. This plant can spread aggressively, especially in locations where the soil is poorly drained.

However, drier conditions and other kinds of soil are tolerated. This makes the ridges feel rough and harsh. By using this site, you agree to the Terms of Use and Privacy Policy. Articles with ‘species’ microformats Commons category link is on Wikidata Taxonbars with 25—29 taxon IDs. This plant is widely distributed in both North America and Eurasia; the typical variety or subspecies occurs in Eurasia.

It is used as a homeopathic remedy. Habitats robistum sand dunes, swales in black soil prairies and sand prairies, degraded railroad prairies, low-lying areas along rivers and ponds, marshes, seeps in open wooded areas, roadside ditches, pastures, and gravelly railroad embankments including the gravel ballast.

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Equisetum hyemale cultivated as an ornamental plantfor use in contained garden beds and planters, and in pots.

It forms dense spreading coloniesin full to partial sun. Giant Scouring Rush Equisetum Horsetail. Because of its tall stems and tendency to form dense colonies, Scouring Rush provides excellent cover for various kinds of wildlife, including wetland birds, small mammals, reptiles, amphibians, and insects.

The individual joints that make up the central stem are up to several inches long; the upper joints are usually shorter than the lower joints. It is a popular “icon plant” in contemporary Modernist and Asian style garden design.

The stems themselves have conspicuous ridges, which are impregnated with silica. Hardy to zone 4. Scouring rush Equusetum status. Boasting a strong architectural appeal, this California native has sturdy bamboolike stems and is much taller than the species. This latter variety or species is more tall and stout than Equisetum hyemale affineand the teeth of its sheaths are supposed to be robistum persistent.

Scouring Rush (Equisetum hyemale affinis)

Boiled and dried Equisetum hyemale is used as traditional polishing material, similar to a fine grit sandpaperin Japan. The larvae of the weevil and sawflies feed on the orbustum. The root system consists of extensive rhizomes with fibrous secondary roots.

The stems are generally deciduous in cold climates, and remain during winter in warmer climates. These are robusstum types of E. In other projects Wikimedia Commons Wikispecies. This cone is ovoid to broadly ellipsoid in shape, and it has a short narrow point at its apex.


These teeth are semi-deciduous and they often break off the sheaths with age.

American horsetail (Equisetum robustum)

From Wikipedia, the free encyclopedia. However, some local populations of the Scouring Rush resemble Equisetum hyemale robustum or Equisetum robustumwhich was recognized as native to this continent in the past.

Nch’i-Wana, “The Big River”: This plant is usually found in degraded habitats and less often in higher quality natural areas. Scouring Rush Equisetum hyemale affine Horsetail family Equisetaceae. Check out the article here. The hollow stems are up to 3 feet 0.

Equisetum robustum – Dictionary Definition :

Views Read Edit View history. Scouring Rush is a common plant that occurs in every county of Illinois see Distribution Mapwhere it is native. The interior cavity of the central stem is quite large, spanning at least two-thirds of its diameter. Root barriers or large sunken planters ease containment in the garden.

This perennial plant is ‘ tall, producing both fertile and infertile shoots. Instead of a single terminal cone, sometimes an older shoot will produce spore-bearing cones on short lateral stalks just below its terminal joint.

Deborah’s arrangement was featured in the Garden Design Trends Report! The Scouring Rush can be distinguished from other horsetails Equisetum spp. Archived from the original xls on Infertile shoots are very similar to fertile shoots, except they lack spore-bearing cones.

Botanical Society of Britain and Ireland.