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Blue eyed grass, botanically known as Sisyrinchium angustifolium, is a grass-like perennial plant valued for its fine foliage and small, star-shaped flowers. It develops clumps of narrow, blade-like leaves and produces delicate blue flowers with yellow centers during the growing season. This plant adapts well to temperate climates and performs best in full sun to partial shade with well-drained soil. Blue eyed grass is commonly used in borders, meadows, and naturalized planting, where it establishes steadily from seeds under suitable conditions.
Features
- Grass-like perennial with clump-forming growth
- Produces small blue flowers with yellow centers
- Suitable for borders and naturalized planting
- Adapted to sun and partial shade conditions
- Establishes gradually from seeds
Specifications
- Scientific name: Sisyrinchium angustifolium
- Common name (US): Blue Eyed Grass
- Seed type / variety: Blue flowering variety
- Growth habit: Clump-forming perennial
- USDA zones: 4-9
- Planting season: Spring or fall
- Growing season: Late spring to summer
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Sowing Season:
- Spring: March to May
- Fall: September to October
- Germination time and conditions: 2-4 weeks at 18-22°C
- Sunlight requirements: Full sun to partial shade
- Soil requirements: Well-drained soil, moderately fertile
- Watering needs: Moderate, consistent moisture
- Mature plant size: 20-40 cm height, 20-30 cm spread
- Plant spacing: 20-25 cm between plants
