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Product Description
Deep Purple Zinnia Flower Seeds for Planting – Compact Growth, Heirloom & GMO Free Seeds for Home Garden
Add vibrant color and charm to your garden with Deep Purple Zinnias. These heirloom, non-GMO seeds produce rich, deep purple blooms with a compact growth habit, making them perfect for garden beds, borders, and containers. Easy to grow and low-maintenance, Zinnias are ideal for both beginner and experienced gardeners seeking long-lasting, eye-catching flowers.
Features & Specifications:
Plant Type: Zinnia (Zinnia elegans)
Flower Color: Deep purple
Growth Habit: Compact, bushy annual
Seed Type: Heirloom & GMO-free, selected for high germination
Plant Height: 12–18 inches (30–45 cm)
Sun Requirement: Full sun
Soil Preference: Well-drained, fertile soil
Blooming Season: Summer to early autumn
Uses: Garden beds, borders, containers, and cut flower arrangements
Planting & Sowing Instructions:
Seed Preparation: No pre-treatment required.
Sowing: Direct sow seeds outdoors after the last frost, or start indoors 4–6 weeks earlier.
Depth: Plant seeds 0.5–1 cm deep.
Spacing: Space seeds 8–12 inches (20–30 cm) apart.
Watering: Keep soil evenly moist until seedlings establish, then water moderately.
Temperature: Germinates best at 20–24°C (68–75°F).
Germination Time: 7–14 days.
Care: Deadhead spent blooms to encourage continuous flowering and maintain compact growth.

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