... Royal Horticultural Society . Pot size: 2 Litre; How many plants will I need? In full bloom this stands over a metre high. 3 - 5 Plants Per Square Metre; Plant Care. Leymus arenarius is a perennial plant that can grow up to 1.20 metres tall. This photo was taken in Close-up of Sea Lyme Grass, Leymus ... RHS Hampton Court 2017. Leymus arenarius : Source: Poaceae update, database (version Sept. 2010) Acquired: 2010 : Notes: Poaceae update for ITIS, in cooperation with NatureServe, and based on the Catalogue of New World Grasses database and other sources : Reference for: Leymus arenarius : Source: The PLANTS Database, database (version 4.0.4) Acquired: 1996 : Notes: Covent Garden Books, London. A. Hardy Perennial. Join the RHS today and get 12 months for the price of 9 ... and unusual plants most of which are grown here on site and for many of which we are the sole provider as listed in the RHS Plant Finder. leymus arenarius. 90cm. The Royal Horticultural Society. Categories: Leymus, Ornamental Grasses Plant Type: Semi-Evergreen Useful information: Please read before ordering, Terms & Delivery Plant Information. These ornamental grasses are Semi Evergreen: Treat as for Evergreens except if looking tired these can be cut back hard in Spring. The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. Brickell C. Blue Lyme Grass prefers dry, sunny locations. Blue lyme grass or sea lyme grass (Leymus arenarius or Elymus arenarius) is a perennial herb native to west north Europe. 1992. Zone. Join the RHS today and get 12 months for the price of 9. Stiff wheat-like flowers, stems and leaves all a vivid grey-blue. Prefers dry, sunny locations. (1996) A-Z Encyclopedia of Garden Plants. Publisher MacMillan Press Year 1992 ISBN 0-333-47494-5 A plant that lives for more than two years. This is a handsome feature plant in poor, hot, dry soil. The Royal Horticultural Society is the UK’s leading gardening charity. J. Platn Sci. Like the RHS on Facebook; BBC: Hampton Court Palace Flower Show 2011. (Ed.) Links. Capable of withstanding outdoor winter temperatures down to -15C. Join now. The Royal Horticultural Society is the UK’s leading gardening charity. Recreate the style of the show with the planting plans and guides on the RHS site. Leymus arenarius ‘Blue Dune’ is native to Western Europe where it can be found in sand dunes as well as in rich soil. 158(1): 73-78. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place. Greipsson S, Ahokas H, and Vahamiko S. (1997) A rapid adaptation to low salinity of inland-colonizing populations of the littoral grass Leymus arenarius. The New RHS Dictionary of Gardening. It is harvested from the wild for local use as a food and source of materials. 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