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Product Description
Add striking color to your garden with Purple Cernuum Flower seeds, a hardy variety known for its vibrant purple blooms and resilient growth. Ideal for flower beds, borders, and container planting, these flowers provide long-lasting beauty throughout the growing season. These seeds are heirloom and GMO-free, ensuring reliable growth for home gardeners.
Features & Specifications:
Plant Type: Cernuum (Purple variety)
Seed Type: Heirloom, Non-GMO
Flower Color: Purple
Growth Habit: Upright, bushy, ornamental
Height: 30–50 cm (12–20 inches)
Bloom Time: Summer
Ideal Use: Flower beds, borders, containers, ornamental gardens
Climate: Prefers full sun to partial shade; well-drained soil
Planting & Sowing Instructions:
Soil: Use well-draining soil suitable for outdoor or container planting.
Sowing: Sow seeds 0.5–1 cm deep in seed trays or small pots.
Watering: Keep soil lightly moist until germination; avoid overwatering.
Light: Full sun to partial shade for optimal growth and flowering.
Temperature: Germination occurs best at 18–22°C (64–72°F).
Germination: Seeds typically sprout within 2–4 weeks.
Transplanting: When seedlings have 2–3 sets of true leaves, transplant to garden beds, borders, or containers.

Life Cycle
Perennial Bulb Plant
Planting Season
Late Spring Bloomer
Growth Habit
Upright Slender Stems
Flavor Profile
Mild Onion Flavor
Plant Characteristics
Nodding Purple Blooms
Use
Borders Rock Gardens
Growing Conditions
Well Drained Soil
Harvest Advantages
Edible Leaves Flowers
Plant Resistance
Cold Hardy Variety
Scientific Name: Allium cernuum
Seed Names
Nodding Onion Allium
Seed Type
Heirloom Open Pollinated
Purple Cernuum, commonly known as Nodding Onion, is a hardy heirloom perennial admired for its delicate nodding clusters of soft purple blooms. Thriving in sunny to partially shaded areas with well-drained soil, this ornamental allium adds graceful movement to borders and rock gardens while offering edible leaves and flowers.
Light Requirement
Full Sun Partial Shade
Planting Depth
¼ Inch Deep
Sowing Method
Direct Or Indoor
Plant Spacing
8–12 Inches Apart
Days to Maturity
90–120 Days
Soil Preparation
Cold Stratify Seeds
Hardiness Zones
4–8 USDA
Water Needs
Moderate Even Moisture
Planting Season
Spring Early Fall
Seed Count
Recommended Coverage
100
Up to 80 sq ft
500
Up to 400 sq ft
1000
Up to 800 sq ft