Cosmos Flowers Seeds
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Plant Type: Annual flowering plant
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Botanical Name: Cosmos Bipinnatus
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Growth Habit: Upright, bushy
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Height: 2 to 4 feet (varies by growing conditions)
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Flower Color: Shades of pink, white, and crimson
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Blooming Season: Summer to fall
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Light Requirements: Full sun
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Soil Requirements: Well-draining, moderately fertile soil
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Watering Needs: Drought-tolerant; requires minimal watering once established
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Ideal For: Garden beds, borders, wildflower meadows, pollinator gardens
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Attracts: Bees, butterflies, and other beneficial pollinators
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Maintenance: Low; deadheading encourages continuous blooms
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Germination Time: 7-21 days
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Planting Method: Direct sow after the last frost or start indoors before transplanting



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Features
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
Planting Information
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
Coverage
Seed Count
Recommended Coverage
100
Up to 50 sq ft
500
Up to 250 sq ft
1000
Up to 500 sq ft