Aster x 'Blue Autumn'
Hardy Aster
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Hardy Aster (Aster x 'Blue Autumn') - Description
The Hardy Aster, Aster 'Blue Autumn' is covered with hundreds of daisy-like deep blue flowers that put on a spectacular show through fall. The healthy dark green foliage of 'Blue Autumn' has a compact mounding habit and is very resistant to mildew. Also attracts butterflies!
Hardy Aster (Aster x 'Blue Autumn') - Blooming
Blooms can be white, blue, red, pink, lavender. Most flowers will have yellow centers and resemble a typical Daisy.
Hardy Aster (Aster x 'Blue Autumn') - Growth
There are about 250 species of Asters, but generally they need full sun, or partial shade. Plants range in size from 6 inches to 6 ft. in height.
Hardy Aster (Aster x 'Blue Autumn') - Planting
Sow seeds in spring or autumn, in a cold frame using containers. Divide in spring (preferably) or in autumn making sure to replant only vigorous, young shoots. Also, root basal cuttings of certain species in spring.
Hardy Aster (Aster x 'Blue Autumn') - Pest
Susceptible to wilt, gray mold, rusts, powdery mildew, white smut, rosy blister gall, and aster yellows. Fungal leaf spots and stem cankers are common. Aphids, tarsonemid mites, slugs, snails, and nematodes can cause problems.
Hardy Aster (Aster x 'Blue Autumn') - Soil and irrigation
Needs regular water. Soil fertility depends upon species.
