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Bring cheerful color and effortless charm to your garden with Sisyrinchium Macrocarpum seeds. This hardy perennial is known for its vibrant yellow, iris-like blooms and compact growth habit, making it an excellent choice for borders, rock gardens, pathways, and decorative landscaping.
Sisyrinchium Macrocarpum thrives in sunny areas and adapts well to various soil types. Its drought tolerance and easy-care nature make it perfect for both beginner and experienced gardeners seeking reliable, long-lasting beauty in their outdoor spaces.
Features:
Variety: Macrocarpum
Plant Type: Perennial ornamental plant
Growth Habit: Compact, clump-forming
Bloom Appearance: Bright yellow iris-like flowers
Light Requirement: Full sun
Suitable For: Borders, rock gardens, mixed beds, pathways, landscaping
Specifications:
Seed Type: Non-GMO
Planting Season: Spring or early autumn
USDA Zones: 5–9
Planting Depth: Lightly cover seeds (0.1 inches / 2–3 mm)
Spacing: 6–10 inches (15–25 cm)
Germination Time: 14–30 days
Days to Bloom: 70–100 days after sowing
Mature Plant Height: 6–12 inches (15–30 cm)
Mature Plant Spread: 6–12 inches (15–30 cm)
Temperature Requirement: Prefers moderate climates
Soil Type: Well-draining sandy or loamy soil
Water Requirement: Low to moderate; drought tolerant once established
Container Suitability: Suitable for small pots and rock planters
Indoor/Outdoor Use: Can be started indoors; thrives outdoors
Planting Guide:
Sow seeds indoors 6–8 weeks before the final frost or directly outdoors in spring.
Lightly cover seeds and keep soil evenly moist.
Provide strong light or full sun exposure for seedlings.
Transplant outdoors when seedlings are sturdy and weather is warm.
Choose a sunny location with well-draining soil.
Water regularly during establishment, then reduce for drought tolerance.
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