Aster, “Bonita Top Blue” Seeds
The beautifully saturated purple-blue blooms of ‘Bonita Top Blue’ add richness and depth to any flower bed, all summer long. Sturdy, dark stems add visual contrast to bouquets and keep blooms tidy and upright in the garden. With a lengthy blooming period and exceptional vase life, China asters are a favorite of both gardeners and florists, alike! Seeds are untreated but coated to improve visibility when sowing.
Packet contains ~25 seeds
When to Sow Outside: RECOMMENDED. 1 to 2 weeks before your average last frost date, or in late summer/fall for blooms the following season. Mild Climates: Sow in fall for winter bloom.
When to Start Inside: 4 to 6 weeks before your average last frost date. Not recommended; does not transplant well. Use biodegradable pots to avoid root disturbance.
Days to Emerge: 7–14 days
Seed Depth: ¼"
Seed Spacing: A group of 3 seeds every 8"–10"
Thinning: When 1"–2" tall, thin to 1 every 8"–10"
Harvesting: For longest vase life harvest in the morning and choose buds that are about half open.
Special Care: Mulch plants (avoid mulch touching stems) to help keep shallow aster roots consistently moist. Staking may be necessary. To reduce the possibility of common diseases, avoid wetting leaves when watering, and ensure good air circulation with proper thinning and spacing.