Overview

Aster novae-angliae 'Purple Dome' is a perennial in the genus Symphyotrichum, part of the Asteraceae family. It typically grows around 1.5 m tall. Aster novae-angliae 'Purple Dome' grows best in full sun, and tolerates most soils. Its UK hardiness is rated H7. Suggested uses include borders, pollinator gardens and cut flowers. It is native to Eastern Canada, Northeastern U.S.A. and Southeastern U.S.A..

About

Symphyotrichum novae-angliae is a species of flowering plant in the aster family (Asteraceae) native to central and eastern North America. Commonly known as New England aster, hairy Michaelmas-daisy, or Michaelmas daisy, it is a perennial, herbaceous plant usually between 30 and 120 centimeters tall and 60 to 90 cm wide.

Wikipedia contributors, CC BY-SA 4.0Symphyotrichum novae-angliae

About the genus

Symphyotrichum is a genus of over 100 species and naturally occurring hybrids of herbaceous annual and perennial plants in the composite family, Asteraceae, most which were formerly treated within the genus Aster. The majority are endemic to North America, but several also occur in the West Indies, Central and South America, as well as one species in eastern Eurasia. Several species have been introduced to Europe as garden specimens, most notably New England aster and New York aster.

Wikipedia contributors, "Symphyotrichum", CC BY-SA 4.0Symphyotrichum

Growing conditions

Best soil and position for Symphyotrichum

Sunlight
Full sun
Soil type
Sandy, Loamy, Clay
Soil moisture
Moist but well-drained
Exposure
Full sun
UK hardiness
H7

Plant details

Aster novae-angliae 'Purple Dome' size, habit and characteristics

Plant type
Perennial
Height
1.5 m
Suggested uses
Borders, pollinator gardens, cut flowers
Native to
Eastern Canada, Northeastern U.S.A., Southeastern U.S.A.

Care notes

Pruning and caring for Aster novae-angliae 'Purple Dome'

Cultivation
Prefers moist, well-drained soil; deadhead to prolong flowering
Pruning
Cut back in late winter or early spring
Propagation
Division, seed

Frequently asked questions

How do I grow Aster novae-angliae 'Purple Dome'?

Prefers moist, well-drained soil; deadhead to prolong flowering.

Where is the best place to plant Aster novae-angliae 'Purple Dome'?

Aster novae-angliae 'Purple Dome' prefers full sun. It suits full sun positions.

What soil does Aster novae-angliae 'Purple Dome' need?

Aster novae-angliae 'Purple Dome' is adaptable and grows happily in most soil types, including sandy, loamy and clay. Aim for soil that stays moist but well-drained.

How do I prune Aster novae-angliae 'Purple Dome'?

Cut back in late winter or early spring.

How big does Aster novae-angliae 'Purple Dome' grow?

Aster novae-angliae 'Purple Dome' reaches a height of 1.5 m.

Is Aster novae-angliae 'Purple Dome' hardy in the UK?

Aster novae-angliae 'Purple Dome' has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.

How do I propagate Aster novae-angliae 'Purple Dome'?

Division, seed.

More in the Symphyotrichum genus

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