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Product Description
Enhance your garden with the charming beauty of Robinia flowers. Known for their cascading blooms and long flowering season, Robinia trees or shrubs are perfect for adding vertical interest, fragrance, and color to borders, patios, and cottage gardens. These heirloom seeds are carefully selected for high germination rates and vigorous growth, making them a reliable choice for home gardeners seeking low-maintenance yet stunning flowering plants.
Features & Benefits:
Plant Type: Perennial flowering tree or shrub
Seed Type: Heirloom, Non-GMO, premium-quality seeds
Bloom Color: White or soft pastel shades depending on variety
Garden Use: Ideal for borders, patio accents, cottage gardens, and pollinator-friendly spaces
Growth Habit: Upright, medium to large size with cascading blooms
Climate: Thrives in temperate climates with well-drained soil
Maintenance: Low maintenance once established
Planting & Sowing Instructions:
Sowing Time: Sow seeds indoors 6–8 weeks before the last frost or directly outdoors after frost danger has passed.
Soil: Well-drained, fertile soil is ideal; avoid waterlogged areas.
Light: Prefers full sun for best flowering performance.
Depth & Spacing: Sow seeds ½ inch deep, spacing 24–36 inches apart for shrubs or follow tree spacing if planting for larger growth.
Watering: Keep soil consistently moist during germination; reduce watering once seedlings are established.
Germination: Seeds may take 14–28 days to germinate; scarification of seeds can improve germination rates.
Care: Mulch around seedlings to retain moisture and suppress weeds. Prune lightly to maintain shape if desired.

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