Callistephus Seeds – Yellow Peony Aster

Callistephus Seeds – Yellow Peony Aster are known for their large, full blooms with soft, peony-like petals in a bright yellow hue. These vibrant flowers add cheerful color to any garden or landscape, making them a favorite among gardeners for cut flowers and ornamental beds. The plants produce abundant blossoms through the growing season and thrive in full sunlight with well-drained soil.

Ideal for borders, garden beds, and containers, these asters provide a long-lasting display of color from summer through fall. Their sturdy stems and lush growth make them excellent choices for floral arrangements and pollinator gardens.

Features:

• Produces large, double yellow peony-style blooms

• Excellent for cut flowers and garden decoration

• Thrives in full sunlight and well-drained soil

• Compact, bushy plant with continuous flowering

• Suitable for containers, borders, and flower beds

Specifications:

• Scientific Name: Callistephus chinensis

• Common Name (US): Peony Aster

• Bloom Color: Yellow

• Plant Type: Annual

• Height: 12 – 30 inches

• Soil Type: Well-drained, fertile soil

• Light Requirement: Full Sun to Partial Shade

• Watering: Moderate; keep soil moist but not soggy

• Planting Season:

  • Spring (March to May) – Ideal for most regions

  • Summer (June to August) – Suitable for cooler zones

• Hardiness Zones: USDA Zones 2–11

• Germination Time: 10 – 14 days

• Blooming Period: Mid-Summer to Early Fall (June to October depending on zone)

• Spacing: 8 – 12 inches apart

Growing Tips:
Sow seeds indoors 6–8 weeks before the last frost or directly outdoors after the danger of frost has passed. Keep soil consistently moist during germination. Deadhead spent blooms to encourage more flowering and extend the bloom period.