The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity.
Arundo is a genus of stout, perennial plants in the grass family.
Stipa is a genus of around 300 large perennial hermaphroditic grasses collectively known as feather grass, needle grass, and spear grass. They are placed in the subfamily Pooideae and the tribe Stipeae, which also contains many species formerly assigned to Stipa, which have since been reclassified into new genera.
Eriocoma hymenoides is a cool-season, perennial bunchgrass with narrow, rolled leaf blades. It is native to western North America east of the Cascades from British Columbia and Alberta south to southern California, northeastern Mexico, and Texas.
Ornamental grasses are grasses grown as ornamental plants. Ornamental grasses are popular in many colder hardiness zones for their resilience to cold temperatures and aesthetic value throughout fall and winter seasons.
Molinia caerulea, known by the common name purple moor-grass, is a species of grass that is native to Europe, west Asia, and north Africa. It grows in locations from the lowlands up to 2,300 m (7,546 ft) in the Alps. Like most grasses, it grows best in acid soils, ideally pH values of between 3.5 and 5, however, it can continue to live under more extreme conditions, sometimes to as low as 2. It is common on moist heathland, bogs and moorland throughout Britain and Ireland. Introduced populations exist in northeastern and northwestern North America.
Cyperus alternifolius, the umbrella papyrus, umbrella sedge or umbrella palm, is a grass-like plant in the large genus Cyperus of the sedge family Cyperaceae. The plant is native to West Africa, Madagascar and the Arabian Peninsula, but widely distributed throughout the world. It has gained the Royal Horticultural Society's Award of Garden Merit. The subspecies Cyperus alternifolius ssp. flabelliformis is also known as Cyperus involucratusRottb..
Anemanthele is a genus of plants in the grass family native to New Zealand.
Achnatherum is a genus of plants which includes several species of needlegrass. Several needlegrass species have been switched between Achnatherum and genus Stipa; taxonomy between the two closely related genera is still uncertain.
Achnatherum robustum, commonly known as sleepy grass, is a perennial plant in the Poaceae or grass family.
Calamagrostis arundinacea is a species of bunch grass in the family Poaceae, native to Eurasia, China and India. Under its synonym Calamagrostis brachytricha it has gained the Royal Horticultural Society's Award of Garden Merit.
Eriocoma coronata, formerly classified as Achnatherum coronatum, is a greenish species of grass known by the common name crested needlegrass, giant ricegrass, and giant stipa.
Eriocoma latiglumis is a species of grass known by the common names wide-glumed needlegrass and Sierra needlegrass.
Jarava ichu, commonly known as Peruvian feathergrass, ichhu, paja brava, paja ichu, or simply ichu, is a grass species in the family Poaceae native to the Americas. It is found growing in a vast area: Mexico, Guatemala, Costa Rica, El Salvador, Venezuela, Bolivia, Colombia, Ecuador, Peru, Dominican Republic, Chile, and Argentina. It is a common grass of the Andean altiplano. It is used as fodder for livestock.
Celtica gigantea, commonly called giant feather grass, giant needle grass, or golden oats, is a species of flowering plant in the grass family Poaceae, native to the Iberian Peninsula and Morocco. It is still widely referenced in the horticultural literature under its synonym Stipa gigantea.
Nassella tenuissima is a species of grass known by the common names Mexican feathergrass, finestem needlegrass, fineleaved nassella, and Argentine needle-grass. It is native to the south-western United States, northern Mexico and Argentina. It is well-matched to climate in Australia and can be harmful to the Australian environment.
Calamagrostis × acutiflora, called feather reed-grass, is a naturally occurring hybrid species of grass in the genus Calamagrostis, occasionally found in Europe and Asia. Its cultivar 'Karl Foerster' has gained the Royal Horticultural Society's Award of Garden Merit.
Stipa lessingiana, called Lessing feather grass, is a species of flowering plant in the genus Stipa, found in steppes from Greece east to Mongolia, including the countries bordering the Black and Caspian Seas, Central Asia, western Siberia, the Altai, and Xinjiang in China. It has gained the Royal Horticultural Society's Award of Garden Merit.
Jarava plumosa is a species of grass in the family Poaceae, native to the Southern Cone of South America. It has been introduced to other places with a Mediterranean climate; California, Spain, Israel, the Cape Provinces of South Africa, and South Australia. As its synonym Stipa papposa it has gained the Royal Horticultural Society's Award of Garden Merit as an ornamental in spite of its invasive potential.
