Callistephus - Aster Blue is a wonderful tal Aster with large 3-5 inch (8 - 12 cm) blooms that are brilliant light blue in color. Peony Aster is easily grown from flower seeds, so grow enough for the neighbours because they will want some too! Grows up to 25 - 30 inches tall (70 cm), make them ideal for flower beds as well as borders and flower gardens. Aster plants are very heat-resistant and virtually worry free.

SOWING:

Sowing: March - April

Season: Annual 

Hardiness Zones: 3 - 9 

Height 25-30 inches (70-80cm)

Bloom Season: Early summer to fall 

Bloom Colour: Blue

Environment: Full sun to partial shade 

Soil Type: Well-drained, rich, deep, light soil, pH 6.0 - 6.5 

Temperature: 60 - 70F (18- 20 C) Average Germ Time: 7 - 21 days 

Light Required: Yes 

Depth: Cover seed with topsoil thinly after sowing 

Moisture: Keep soil slightly moist but not wet 

Plant Spacing: 12 inches