Overview

Chaerophyllum hirsutum 'Roseum' is a columnar upright herbaceous perennial in the genus Chaerophyllum, part of the Apiaceae family, with deciduous foliage. It typically grows around 0.5-1 metres tall and 0.1-0.5 metres wide, reaching full size in around 2-5 years. Chaerophyllum hirsutum 'Roseum' grows best in full sun and partial shade, and tolerates chalk and loam soils and any pH. Its UK hardiness is rated H7. It is low maintenance. Suggested uses include cottage and informal garden.

About

'Roseum' is a perennial plant featuring finely divided, fragrant leaves and clusters of lilac-pink blooms that appear in late spring or early summer.

About the genus

Chaerophyllum consists of perennial plants that develop a taproot system. They feature finely dissected leaves resembling ferns and produce clusters of small flowers, which can be white or pink.

Growing conditions

Best soil and position for Chaerophyllum

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

Plant details

Chaerophyllum hirsutum 'Roseum' size, habit and characteristics

Plant type
Herbaceous Perennial
Habit
Columnar upright
Foliage
Deciduous
Height
0.5-1 metres
Spread
0.1-0.5 metres
Time to full height
2-5 years
Suggested uses
Cottage and informal garden
Fragrance
Foliage

Care notes

Pruning and caring for Chaerophyllum hirsutum 'Roseum'

Cultivation
Grow in a fertile, moist soil in sun or partial shade
Pruning
Cut down after flowering
Propagation
Propagate by seed sown in pots in a cold frame as soon as ripe or in early spring
Pest resistance
May be susceptible to slugs, snails and aphids
Disease resistance
May be susceptible to powdery mildews

Frequently asked questions

How do I grow Chaerophyllum hirsutum 'Roseum'?

Grow in a fertile, moist soil in sun or partial shade.

Where is the best place to plant Chaerophyllum hirsutum 'Roseum'?

Chaerophyllum hirsutum 'Roseum' prefers full sun and partial shade. It suits exposed and sheltered positions.

What soil does Chaerophyllum hirsutum 'Roseum' need?

Chaerophyllum hirsutum 'Roseum' grows best in chalk and loam soil. It is happy in soil of any pH. Aim for soil that stays moist but well-drained to poorly-drained.

How do I prune Chaerophyllum hirsutum 'Roseum'?

Cut down after flowering.

How big does Chaerophyllum hirsutum 'Roseum' grow?

Chaerophyllum hirsutum 'Roseum' reaches a height of 0.5-1 metres and a spread of 0.1-0.5 metres. It takes around 2-5 years to reach full size.

Is Chaerophyllum hirsutum 'Roseum' hardy in the UK?

Chaerophyllum hirsutum 'Roseum' has a UK hardiness rating of H7.

How do I propagate Chaerophyllum hirsutum 'Roseum'?

Propagate by seed sown in pots in a cold frame as soon as ripe or in early spring.