The Site Gardener

Plant Library

Explore 4,545 plants, with photos and growing details.

Back to Tools

← Back to plant results

Aster N.a.' Purple Dome'

New England Aster

A compact, mounded New England aster celebrated for its rich purple flowers with golden centers and its ability to stay short and tidy without staking. ‘Purple Dome’ delivers bold late-season color and is a favorite for pollinator gardens and front-to-mid border plantings.

Key features



Width: 18–24 in (1.5–2 ft)



Height: 18–24 in (1.5–2 ft)



Flower color: Deep purple with yellow centers



Bloom time: Late summer to fall



Foliage: Dark green, lance-shaped leaves



Form: Dense, rounded mound



Life cycle: Herbaceous perennial



Growing conditions



Sun: Full sun (best flowering and habit)



Soil: Average to moist, well-drained



Water: Moderate; tolerates short dry periods once established



Hardiness: USDA Zones 3–8



Landscape use



Front to mid-border perennial beds



Mass plantings for fall color



Pollinator gardens (excellent for bees and butterflies)



Cottage and mixed borders



Containers and edging



Notes



Excellent late-season pollinator plant



Generally deer resistant



Compact habit eliminates the need for staking



Benefits from division every few years to maintain vigor



Pairs well with ornamental grasses, sedum, and goldenro

Plant type
Perennial
Height
18-24''
Width
18-24"'
Hardiness zones
3–8
Sunlight
Full Sun, Partial Shade
Growth rate
Fast
Bloom time
Early Fall, Late Summer
Flower color
Violet
Leaf color
Dark Green
Fall color
Dark Green
Attracts
Butterflies
Soil
Clay, Moist well-drained
Landscape use
Mass Planting
Shape
Clumping
Drought tolerant
No