Large Blue Hair Grass Koeleria glauca
- Phonetic Spelling
- koh-LER-ee-ah GLAW-kah
- Description
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Cool-season grass; may go partially dormant in hot weather; strong bluish-green leaves; short-lived perennial. Cut back to the ground in winter to promote new growth. It forms dense round clumps.
Site: Full sun, welll-drained moist to moderately dry soil. Grows best within sandy soil with litter organic matter Does not tolerate clay soil or shade.
Insects, Diseases, and Other Plant Problems: No serious insect or diseases problems. It may last only a few years in typical garden soils that are moist and fertile.
- See this plant in the following landscape:
- Cultivars / Varieties:
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- Tags:
- Cultivars / Varieties:
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Attributes:
- Genus:
- Koeleria
- Species:
- glauca
- Family:
- Poaceae
- Life Cycle:
- Perennial
- Country Or Region Of Origin:
- Asia, Europe
- Dimensions:
- Height: 0 ft. 6 in. - 2 ft. 0 in.
- Width: 0 ft. 6 in. - 1 ft. 0 in.
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Whole Plant Traits:
- Plant Type:
- Ornamental Grasses and Sedges
- Habit/Form:
- Clumping
- Dense
- Erect
- Rounded
- Growth Rate:
- Slow
- Maintenance:
- Low
- Texture:
- Fine
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Cultural Conditions:
- Light:
- Full sun (6 or more hours of direct sunlight a day)
- Soil Texture:
- Sand
- Soil Drainage:
- Good Drainage
- Available Space To Plant:
- 3 feet-6 feet
- USDA Plant Hardiness Zone:
- 6a, 6b, 7a, 7b, 8a, 8b
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Flowers:
- Flower Color:
- Gray/Silver
- Green
- White
- Flower Inflorescence:
- Panicle
- Flower Value To Gardener:
- Showy
- Flower Bloom Time:
- Summer
- Flower Description:
- Tufts appear May-June, glossy light green and translucent inflorescences dry to buff color on stems 6"-12" above the leaves.
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Leaves:
- Leaf Color:
- Blue
- Green
- Leaf Type:
- Simple
- Leaf Arrangement:
- Other/more complex
- Rosulate
- Leaf Shape:
- Filiform
- Leaf Margin:
- Entire
- Hairs Present:
- No
- Leaf Length:
- > 6 inches
- Leaf Width:
- < 1 inch
- Leaf Description:
- Blue-green blades
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Stem:
- Stem Is Aromatic:
- No
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Landscape:
- Landscape Location:
- Patio
- Pool/Hardscape
- Slope/Bank
- Small Space
- Walkways
- Landscape Theme:
- Rock Garden
- Design Feature:
- Mass Planting
- Small groups
- Resistance To Challenges:
- Black Walnut
- Drought
- Dry Soil
- Pollution
