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Annual BiennialHerbaceous Perennial

Seseli elatum subsp. osseum

An upright, monocarpic (meaning it will generally flower once then die) umbellifer to around 80cm, with aromatic, soft, ferny blue-grey foliage. In summer, upright, branching stems bear flattened umbels of tiny, lacy white flowers which can be used in flower arrangements. An ideal choice for a sunny gravel garden

Synonyms
Seseli osseum
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Size
Ultimate height
0.5–1 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained
pH
Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Blue Grey Silver
Summer White Blue Grey Silver
Autumn Blue Grey Silver
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H7
Botanical details
Family
Apiaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Columnar upright
Genus

A genus with between 125 and 140 species of herbaceous perennial plants which may be woody at the base and have a cone-shaped tap root. Plants have intricate, stiff grey-green foliage on upright stems, topped with dense white umbels

Name status

Correct

Plant range
E & C Europe

How to grow

Cultivation

Grow in moist but well-drained, neutral to alkaline soil in full sun

Propagation

Propagate by seed. Self seeds freely

Suggested planting locations and garden types
  • Cottage and informal garden
  • Gravel garden
  • Cut flowers
  • Flower borders and beds
Pruning

No pruning required

Pests

May be susceptible to slugs and snails

Diseases

Generally disease-free

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