Plants are hardy from USDA Zones 3-8. PLANT DESCRIPTION: Aster novae-angliae ‘Purple Dome’ is densely branched spreading perennial. Plants form low mounding colonies from underground rhizomes. Plants grow 2′ tall with 2′ spread.
Should asters be cut back?
Asters do not strictly need to be pruned, but there are some good reasons to do it. One is simply to maintain a shape and size that you like. Especially if you have rich soil, these flowers will grow abundantly. Pruning them back can prevent the need to stake them and give the plants more pleasing shapes.
How big do purple Dome asters get?
18-24″ tall
‘Purple Dome’ typically grows 18-24″ tall and up to 3′ wide with a low, bushy habit.
Should I cut back asters in the fall?
Prune By Cutting Back Cut back aster plants in late autumn, after the first hard frost. Snip off the stems 1 to 2 inches above ground level. Rake up and discard the pruned matter into a green waste bin to discourage insect pests from colonizing the soil around the asters.
Do Asters like sun or shade?
Light: Asters grow and flower best in full sun. Some varieties will tolerate part shade but will have fewer flowers. Soil: Asters grow best on well-drained, loamy soil.
What is a purple dome aster plant?
Plant Information. ‘Purple Dome’ Aster is the world-famous New England Aster that every wildflower gardener wants (Novae-Angliae means New England in Latin)! This native grows to about 3 ft. with large, blue/purple bloom, and is the perfect late-season color maker in meadows. Even the native version covers itself in flowers for weeks,…
Is purple dome plant easy to grow?
This native wildflower is easy to grow and compact, making it a great choice for containers, borders and small-space gardens. ‘Purple Dome’ bursts into bloom in the late summer, providing much-needed color and vital nectar for pollinators right when much of the garden has finished for the season.
How do I care for an aster plant?
Inspect the aster regularly throughout the growing season for symptoms of disease, such as fuzzy growth or spots on the leaves, and cut off infected portions of the plant as soon as you notice them.
When do Purple Dome hydrangeas bloom?
‘Purple Dome’ bursts into bloom in the late summer, providing much-needed color and vital nectar for pollinators right when much of the garden has finished for the season. (Aster novae-angliae)
