Overview
Interesting Facts
Common Names
Common Names in English:
Blue Oat Grass, Blue Oats Grass
Description
Physical Description
Habit: Clumping
Flowers: Bloom Period: April, May. • Flower Color: Yellow • Flower Conspicuous: Straw-colored, purple-marked spiklets
Foliage: Blue-tinged, arching , flat leaves • Foliage Shape: Linear • Normal foliage color: Gray • Underside foliage: Gray • Juvenile foliage: Gray • Mature foliage: Gray • New foliage: Gray • Spring foliage: Gray • Summer foliage: Gray • Fall foliage: Gray • Winter foliage: Gray
Size/Age/Growth
Growth Rate: Moderate Growing • Size: Moderate grower to 2 to 3 ft . tall and wide.
Landscaping
Care: Follow a regular watering schedule during the first growing season to establish a deep, extensive root system . For a neat appearance , remove old foliage before new leaves emerge . Divide clumps every 2 to 3 years in early spring .
Biology
Growth
Culture: Space 12-15" apart.
Soil: Minimum pH: 6.6 • Maximum pH: 7.5
Sunlight: Sun Exposure: Full sun
Moisture: Water Requirements: Water regularly, when top 3 in. of soil is dry.
Temperature: Heat Zones: High: 9 (>120 to 150 days) Low:1 (< 1 days) (map) • Cold Hardiness: 4a, 4b, 5a, 5b, 6a, 6b, 7a, 7b, 8a, 8b, 9a, 9b. (map)
Taxonomy
- Domain:
Eukaryota
(
)
- Whittaker & Margulis,1978
- eukaryotes
- Kingdom:
Plantae
()
- Haeckel, 1866
- Plants
- Subkingdom:
Viridaeplantae
()
- Cavalier-Smith, 1981
- Phylum:
Tracheophyta
()
- Sinnott, 1935 ex Cavalier-Smith, 1998
- Vascular Plants
- Subphylum:
Euphyllophytina
()
- (Auct.) Cavalier-Smith, 1998
- Infraphylum:
Angiospermae
()
- Auct.
- Class:
Spermatopsida
()
- Brongniart, 1843
- Subclass:
Commelinidae
()
- Takhtajan, 1967
- Superorder:
Juncanae
()
- Takhtajan, 1967
- Order:
Poales
()
- Small, 1903
- Family:
Gramineae
()
- A.L. de Jussieu, 1789, nom. cons., nom. alt.
- Subfamily:
Pooideae
()
- Tribe:
Aveneae
()
- Subtribe:
Aveninae
()
- Genus:
Helictotrichon
()
- Besser, in J.A. Schultes & J.H. Schultes, 1827
- Specific epithet:
sempervirens
- (VILL.) PILG.
- Botanical name: - Helictotrichon sempervirens (VILL.) PILG.
- Specific epithet:
sempervirens
- (VILL.) PILG.
- Genus:
Helictotrichon
(
- Subtribe:
Aveninae
(
- Tribe:
Aveneae
(
- Subfamily:
Pooideae
(
- Family:
Gramineae
(
- Order:
Poales
(
- Superorder:
Juncanae
(
- Subclass:
Commelinidae
(
- Class:
Spermatopsida
(
- Infraphylum:
Angiospermae
(
- Subphylum:
Euphyllophytina
(
- Phylum:
Tracheophyta
(
- Subkingdom:
Viridaeplantae
(
- Kingdom:
Plantae
(
Notes
An accepted name in the RHS Horticultural Database.
Similar Species
Members of the genus Helictotrichon
ZipcodeZoo has pages for 7 species, subspecies, varieties, forms, and cultivars in this genus:
H. dahuricum (Emperor Alpineoatgrass) · H. hookeri (Hooker's Alpine Oat Grass) · H. mortonianum (Alpine Oat) · H. pubescens (Downy Alpineoatgrass) · H. sempervirens (Blue Oat Grass) · H. sempervirens 'Saphirsprudel' (Sapphire Fountain Blue Oat Grass) · H. sempervirens 'Sapphire' (Blue Oat Grass)
More Info
- Search for Pictures: images.google.com
- Search for Scholarly Articles: Google Scholar
- Search using Scientific Name and Vernacular Names: All the Web | AltaVista Canada | AltaVista | Excite | Google | HotBot | Lycos
- Search using Specialized Databases: GenBank | Medline | Scirus | CISTI/CAL | Agricola Periodicals | Agricola Books
Further Reading
- Contributions from the United States National Herbarium 48 2003 Washington, D.C.: Smithsonian Institution Press, 1890- url p. 135, p. 139, p. 140, p. 382, p. 384.
Notes
Contributors
- Brands, S.J. (comp.) 1989-present. The Taxonomicon. Universal Taxonomic Services, Zwaag, The Netherlands. Accessed January 10, 2012.
Data Sources
Accessed through GBIF Data Portal December 04, 2007:
Identifiers
- Biodiversity Heritage Library NamebankID: 5958284
- Global Biodiversity Information Facility Taxonkey: 15759468
- Globally Unique Identifier: urn:lsid:ipni.org:names:404631-1
- Zipcode Zoo Species Identifier: 709661
