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Bonita Top Blue Aster Seeds

Bonita Top Blue Aster Seeds

1363

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.

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  • Variety Info
  • Sowing Info
  • Growing Info
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Variety Info

Family: Asteraceae

Native: China

Hardiness: Annual

Exposure: Full sun to part shade

Bloom Period: Summer to frost

Plant Dimensions: 24"–30" tall, 12"–18" wide

Variety Info: Fully-double, 2'' blue-purple flowers

Attributes: Attracts Pollinators, Cut Flower

Sowing Info

When to Sow Outside: 1 to 2 weeks after your average last frost date, when soil temperature is at least 65°F. Mild Climates: Sow in late summer for winter bloom.

When to Start Inside: RECOMMENDED. 6 to 8 weeks before your average last frost date. Mild Climates: Start in late summer for winter bloom.

Days to Emerge: 10–15 days

Seed Depth: â…›"

Seed Spacing: A group of 4 seeds every 12''

Thinning: When 2" tall, thin to 1 every 12''

Growing Info

Harvesting: For longest vase life, harvest flower in the morning, choosing buds that have just begun to open. Change vase water frequently.

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.