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Product Description
Bring vibrant, long-lasting blooms to your garden with Duchess Paeony Aster flower seeds. Known for their large, double blooms and hardy growth habit, these asters are perfect for borders, cottage gardens, and cut flower arrangements. These premium heirloom seeds are non-GMO and carefully selected for reliable germination and vigorous growth, making them ideal for gardeners seeking colorful, resilient, and easy-to-grow flowers.
Features:
Large, double blooms for striking garden displays
Hardy variety suitable for varied climates and conditions
Heirloom seeds preserving classic plant traits
Non-GMO, premium quality for consistent growth
Ideal for borders, cut flowers, and cottage gardens
Specifications:
Plant Type: Perennial
Flower Color: Pink, white, or mixed shades (varies by variety)
Growth Habit: Upright, bushy
Ideal Zones: USDA Hardiness Zones 3–8
Height: 18–30 inches (45–75 cm)
Germination: 10–14 days under optimal conditions
Planting & Sowing Instructions:
Sowing Indoors: Start seeds indoors 6–8 weeks before the last frost. Sow seeds on well-draining seed-starting soil and lightly press onto the surface.
Sowing Outdoors: Transplant seedlings after frost risk has passed into sunny to partially shaded, well-drained soil.
Temperature: Maintain 65–70°F (18–21°C) for optimal germination.
Watering: Keep soil lightly moist until seedlings establish.
Spacing: Space plants 12–18 inches (30–45 cm) apart for healthy growth and airflow.
Sunlight: Full sun to partial shade; Duchess Paeony Aster thrives in bright conditions.
Care: Deadhead spent flowers to encourage prolonged blooming. Minimal maintenance required once established.

Life Cycle
Annual flower
Planting Season
Cool season
Growth Habit
Upright bushy
Flavor Profile
Not edible
Plant Characteristics
Peony-like blooms
Use
Cut flower
Growing Conditions
Cool temperate climates
Harvest Advantages
Late season blooms
Plant Resistance
Cold hardy
Scientific Name: Callistephus chinensis
Seed Names
Duchess Paeony Aster
Seed Type
Heirloom non-GMO
Duchess Paeony Aster is a hardy heirloom variety known for its large, densely petaled blooms resembling peonies. A favorite for borders and cut flower gardens, this aster performs reliably in cool seasons and provides vibrant color late in the growing year.
Light Requirement
Full sun
Planting Depth
¼ inch
Sowing Method
Direct sowing
Plant Spacing
10–12 inches
Days to Maturity
90–120 days
Soil Preparation
No treatment
Hardiness Zones
USDA 3–8
Water Needs
Moderate watering
Planting Season
Spring sowing
Seed Count
Recommended Coverage
100
Up to 25 sq ft
500
Up to 125 sq ft
1000
Up to 250 sq ft