Overview

Symphyotrichum tenuifolium is a clump forming herbaceous perennial in the genus Symphyotrichum, part of the Asteraceae family, with deciduous foliage. Symphyotrichum tenuifolium grows best in full sun and partial shade, and tolerates most soils and any pH. Its UK hardiness is rated H7. Suggested uses include coastal, cottage and informal garden, gravel garden, prairie planting, wildlife gardens, cut flowers and flower borders and beds.

About

Symphyotrichum tenufolium is a clump-forming herbaceous perennial within the Symphyotrichum genus, known for its daisy-like flower heads with yellow central disc florets surrounded by strap-shaped ray florets in various colours. This deciduous plant thrives in fertile, moist but well-drained soils under full sun or partial shade, and it is hardy to UK zone H7. It suits a range of garden settings including coastal, cottage, gravel, prairie, and wildlife gardens, offering interest through summer and autumn. Propagation is typically by division or root softwood basal cuttings in spring.

Growing conditions

Best soil and position for Symphyotrichum

Sunlight
Full sun, Partial shade
Soil type
Chalk, Clay, Loam, Sand
Soil pH
Acid, Alkaline, Neutral
Soil moisture
Moist but well-drained, Well-drained
Aspect
East-facing, South-facing, West-facing
Exposure
Exposed, Sheltered
UK hardiness
H7

Plant details

Symphyotrichum tenuifolium size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Clump forming
Foliage
Deciduous
Suggested uses
Coastal, Cottage and informal garden, Gravel garden, Prairie planting, Wildlife gardens, Cut flowers, Flower borders and beds

Care notes

Pruning and caring for Symphyotrichum tenuifolium

Propagation
Division in spring, Root softwood basal cuttings in spring
Pest resistance
Leaf and bud eelworms, Slugs, Snails
Disease resistance
Verticillium wilt, Powdery mildews, Grey moulds

Frequently asked questions

Where is the best place to plant Symphyotrichum tenuifolium?

Symphyotrichum tenuifolium prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Symphyotrichum tenuifolium need?

Symphyotrichum tenuifolium is adaptable and grows happily in most soil types, including chalk, clay, loam and sand. It is happy in soil of any pH. Aim for soil that stays moist but well-drained to well-drained.

Is Symphyotrichum tenuifolium hardy in the UK?

Symphyotrichum tenuifolium has an RHS hardiness rating of H7, meaning it is fully hardy throughout the UK, tolerating temperatures below -20°C.

How do I propagate Symphyotrichum tenuifolium?

Division in spring, Root softwood basal cuttings in spring.

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