Description
Growing Conditions – Sisyrinchium graminoides ‘EK Balls’ (Blue Eyed Grass)
Botanical Name: Sisyrinchium graminoides ‘EK Balls’
Common Name: Blue Eyed Grass
Plant Type: Perennial groundcover (Iridaceae)
Height & Spread: Compact clumping habit (approx. 10–20 cm / 4–8 in tall and wide) �
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Light Requirements
Thrives in full sun to light partial shade. For optimal flowering, provide at least 6+ hours of direct sunlight per day. Partial shade is tolerated, especially in hotter climates, though blooms may be reduced. �
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Soil
Prefers well-drained soil. Tolerates a range of soil types including sandy or moderately fertile soils, but performs best without heavy, waterlogged conditions. Good drainage is essential to prevent rot. �
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Watering
Maintain even moisture during establishment and active growth; moderate watering is needed. Once established, the plant is drought tolerant but benefits from supplemental water in dry spells. Avoid constantly soggy soil. �
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Temperature & Hardiness
Hardy in a broad range of climates (approx. USDA Zones 6a–9b). Can tolerate occasional frost and is suited to temperate garden conditions. �
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Fertilizer
Low-feeding plant – generally does not require regular fertilization. Light incorporation of compost at planting time can support healthy growth but excessive fertility may reduce flower display.
Maintenance
Deadheading spent blooms encourages prolonged flowering.
Divide clumps every few years to maintain vigor and prevent overcrowding.
Protect from excessive winter wet if grown in cold, rainy climates. �
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Landscape Uses
Ideal for rock gardens, borders, edging, containers, and pollinator gardens. Its neat clumping form and dainty blue-violet flowers add seasonal color and texture to mixed plantings. �
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