Blue Wild Rye
Leymus Arenarius
Overview
Blue Wild Rye (Leymus arenarius) is a robust, perennial grass, prized for its striking glaucous blue foliage. Reaching up to 4 feet tall, this cool-season grass thrives in well-drained soils and is drought-tolerant once established. Suited for USDA zones 3-9, it provides strong vertical interest and erosion control, especially in coastal areas. Space about 24 inches apart. Prefers full to partial sun, requiring minimal maintenance, ideal for naturalistic landscapes.

Culture
- Sun
- Full, Half
- Water
- Low
- USDA zones
- 4–10
Shape & size
Classification
- Type
- Grass, Perennial
- Family
- Poaceae
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Photographs by 8 contributors
- Matt Lavin, CC BY-SA 2.0 · source
- Matt Lavin from Bozeman, Montana, USA, CC BY-SA 2.0 · source
- Krzysztof Ziarnek, Kenraiz, CC BY-SA 4.0 · source
- Michael D. Pirie, CC BY 4.0 · source
- Ayotte, Gilles, 1948-, CC BY-SA 4.0 · source
- Kristian Peters -- Fabelfroh 09:25, CC BY-SA 3.0 · source
- Agnieszka Kwiecień, Nova, CC BY-SA 4.0 · source
- Eva Lieungh, CC BY-SA 4.0 · source
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