Excellent annual cut flower. Nice in groups.
Large double flowers with light, piped center for bedding, pots, edging.
Broad, bushy habit. Long lasting, richly flowering.
Grows well in chalky, rich soil. No fresh organic manure.
Genus - Callistephus
Species - Chinensis
Variety - Hellblau
Common name - Blue Aster
Pre-Treatment - Not-required
Hardiness zones - 3 - 10
Height - 0.70 m
Spread - 0.20 m
Plant type - Annual Flower
Exposure - Full Sun, partial shade
Growth rate - Fast
Soil PH - Acid - Neutral - Alkaline
Soil type - Rich, evenly moist, well drained
Water requirements - Average, high
Landscape uses - Beds, borders, cottage gardens, cutting gardens or pots/containers
Bloom season - July - October
Leaf / Flower color - Green / Light Blue-violet
Sow inside in March or in cold frames or outdoors in beds in April.
Cover lightly with soil, firm and keep moist.
It is recommended to cover seeds with a thin layer of fleece to keep an even moisture and avoid mouldy soil.
Change the location for Aster production every year to prevent wilt.
Rotate crop every 6-8 years.
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