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Herbaceous Perennial

Asclepias incarnata 'Ice Ballet'

swamp milkweed 'Ice Ballet'

'Ice Ballet' is a clump-forming perennial to around 1.2m tall with narrow, lance-shaped, dark green leaves. Small, fragrant, white flowers are borne in dense clusters on sturdy stems from midsummer into autumn and are followed by seed pods that split to release silky-haired seeds

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Size
Ultimate height
1–1.5 metres
Time to ultimate height
2–5 years
Ultimate spread
0.5–1 metres
Growing conditions
Clay
Loam
Sand
Moisture
Moist but well–drained, Poorly–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green
Summer White Green
Autumn White Green
Winter
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Apocynaceae
Native to GB / Ireland
No
Foliage
Deciduous
Habit
Bushy
Potentially harmful
Harmful if eaten. Wear gloves and other protective equipment when handling
Genus

Asclepias can be evergreen or deciduous perennials or subshrubs, with simple, entire leaves and umbel-like clusters of small, distinctively shaped flowers followed by paired fruits containing seeds embedded in silky fibres

Name status

Accepted

How to grow

Cultivation

Grow outdoors in moist, fertile, loamy soil in full sun. Will thrive near a pond or stream

Propagation

Propagate by seed or by division, or root basal cuttings in spring

Suggested planting locations and garden types
  • City and courtyard gardens
  • Cottage and informal garden
  • Flower borders and beds
Pruning

No pruning required

Pests

Generally pest-free

Diseases

Generally disease-free

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