Characteristics Garden Flowers Alpine Aster. Height of plant (cm) 5-30 cm. Fragrant flower no fragrance. Flower size middle. Type of stem erect. Method of cultivation non seedlings. Shelter in winter shelter is not required. Not poisonous plant. Water needs moderate. Light needs full sun. Timing of flowering june, spring. Cold hardiness zone 3 (-40 to -34°C), 4 (-34 to -29°C), 5 (-29 to -23°C), 6 (-23 to -18°C), 7 (-18 to -12°C), 8 (-12 to -7°C). Landscape use flowerbed, border, rock garden. Alkaline soil. Flower color lilac, pink, light blue, white. Frost resistance. Lifetime perennial. Sandy loam soil.
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