Peony Aster ‘Siedajadama’ Red – Seeds (Callistephus chinensis)

Peony Aster ‘Siedajadama’ Red (Callistephus chinensis) is a vibrant annual featuring lush, fully double red blooms reminiscent of peonies. Blooming from mid-summer to autumn, these compact asters are ideal for borders, containers, and cottage-style gardens. Easy to grow and low-maintenance, they attract pollinators and provide long-lasting color, making them perfect for cheerful garden displays and cut flower arrangements.

Why Grow "Siedajadama Red"

• Fully double, lush red blooms

• Long flowering season from mid-summer to autumn

• Compact, low-maintenance annual

• Pollinator-friendly and excellent for cut flowers

Key Features

• Type: Annual (Callistephus chinensis)

• Height: 25–35 cm

• Flowering: Mid-summer to autumn

• Position: Full sun

• Uses: Borders, containers, cottage gardens, cut flowers, pollinator-friendly gardens

Ideal For

• Adding vibrant color to borders and compact spaces

• Container planting and window boxes

• Pollinator-friendly gardens

• Summer and autumn cut flower arrangements

Sowing & Growing

• Sow indoors: February–April in trays or pots

• Sow outdoors: April–May after frost

• Germination: 7–14 days at 18–22°C

• Thin seedlings 20–25 cm apart

• Prefers well-drained soil in full sun

• Deadhead regularly to encourage continuous flowering