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Product Description
Add elegance and color to your garden with Tower Columbine flower seeds. Known for their tall, graceful stems and vibrant blooms, these plants are ideal for garden beds, borders, and cottage-style landscapes. Heirloom and GMO-free, these seeds allow gardeners to grow healthy, long-lasting flowers for home gardens.
Features:
Variety: Tower Columbine
Seed Type: Heirloom & GMO-free
Growth Habit: Upright perennial with tall stems
Blooming Season: Late spring to summer
Ideal For: Garden beds, borders, and cottage gardens
Specifications:
Sunlight Requirements: Full sun to partial shade
Soil: Well-draining, moderately fertile soil
Watering: Moderate; keep soil evenly moist
Germination Time: 2–3 weeks under optimal conditions
Planting Depth: 0.5 cm (0.2 inches)
Planting Zone: Suitable for USDA zones 3–8
Season: Best sown in spring for summer blooms
Planting & Sowing Instructions:
Preparation: Fill seed trays or pots with well-draining seed-starting mix.
Sowing: Lightly press seeds into the soil surface and cover with a thin layer (~0.5 cm).
Watering: Keep soil moist but not waterlogged.
Temperature: Maintain 18–22°C (64–72°F) for optimal germination.
Light: Provide full sun or bright, indirect light.
Transplanting: Once seedlings develop 2–3 sets of true leaves, transplant to garden beds or containers, spacing 30–45 cm apart.

Life Cycle
Annual
Planting Season
Spring–Early Summer
Growth Habit
Mounding Spreading
Flavor Profile
Not
Plant Characteristics
Deep Black Blooms
Use
Borders, Containers
Growing Conditions
Full Sun, Loamy Soil
Harvest Advantages
Continuous Bloom
Plant Resistance
Heat Tolerant
Seed Names
Black Velvet Petunia
Seed Type
Hybrid Open-Pollinated
Light Requirement
Full Sun
Planting Depth
Surface Sow
Sowing Method
Indoor or Direct
Plant Spacing
10–12 Inches
Days to Maturity
80–90 Days
Soil Preparation
No Soaking Needed
Hardiness Zones
9–11
Water Needs
Moderate
Planting Season
Spring
Seed Count
Recommended Coverage
100
Up to 50 sq ft
500
Up to 250 sq ft
1000
Up to 500 sq ft