Tower Blue
China Aster Seed
Product ID: 3321
Peony-type blooms with excellent uniformity.
All the elegance and beauty of peonies and garden mums in an easy-to-grow annual. Deep silvery violet-colored blooms avg. 2–3" with 13–20 stems per plant. Tower features uniform bloom time and plant height across the series and mix. Also known as summer aster. Ht. 28–32". Avg. 14,200 seeds/oz. Packet: 50 seeds.
https://www.johnnyseeds.com/flowers/aster/tower-blue-china-aster-seed-3321.11.html
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DAYS TO GERMINATION: 10-14 days at 70-72°F (21-22°C)
SOWING: Transplant (recommended) - Sow 1/8" deep into 72-cell flats or preferred seedling container, 6-8 weeks before last frost. Heat and reduced daylength initiate flowering. Establish plantings early to avoid short stems. Direct seed - After your last frost date and when soil temperature is 65-70°F (18-21°C). Provide support. Row cover or insect netting helps prevent the spread of Aster Yellows Virus by leafhoppers. Pinching not required.
LIGHT PREFERENCE: Sun.
PLANT HEIGHT: Varies depending on variety.
PLANT SPACING: 6-12".
HARDINESS ZONES: Annual.
VASE LIFE: 7-10 days.
HARVEST: Fresh: Outside ray florets begin to open. Place immediately in water. Dried: When blooms are fully open.
SOIL REQUIREMENTS: Fertile, well-drained soil. pH: 5.5-7.5 preferred.
USES: Cut flowers, borders.
SCIENTIFIC NAME: Callistephus chinensis
SOWING: Transplant (recommended) - Sow 1/8" deep into 72-cell flats or preferred seedling container, 6-8 weeks before last frost. Heat and reduced daylength initiate flowering. Establish plantings early to avoid short stems. Direct seed - After your last frost date and when soil temperature is 65-70°F (18-21°C). Provide support. Row cover or insect netting helps prevent the spread of Aster Yellows Virus by leafhoppers. Pinching not required.
LIGHT PREFERENCE: Sun.
PLANT HEIGHT: Varies depending on variety.
PLANT SPACING: 6-12".
HARDINESS ZONES: Annual.
VASE LIFE: 7-10 days.
HARVEST: Fresh: Outside ray florets begin to open. Place immediately in water. Dried: When blooms are fully open.
SOIL REQUIREMENTS: Fertile, well-drained soil. pH: 5.5-7.5 preferred.
USES: Cut flowers, borders.
SCIENTIFIC NAME: Callistephus chinensis
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