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Herbaceous Perennial

Erysimum 'Winter Passion'
  • RHS Plants for pollinators

A short-lived, evergreen perennial to about 50cm. Branching, woody-based stems bear narrow, dark green leaves and terminal clusters of fragrant, dark red flowers which fade to purple, over a long period from spring to autumn

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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
1–2 years
Ultimate spread
0.1–0.5 metres
Growing conditions
Chalk
Clay
Loam
Sand
Moisture
Well–drained
pH
Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Red Purple Green
Summer Red Purple Green
Autumn Red Purple Green
Winter Green
Position
  • Full sun
Aspect

South–facing or West–facing

Exposure
Sheltered
Hardiness
H4
Botanical details
Family
Brassicaceae
Native to the UK
No
Foliage
Evergreen
Habit
Bushy
Genus

Erysimum can be annuals, biennials or woody-based perennials with narrow leaves and dense racemes of often fragrant, 4-petalled flowers

Name status

Unresolved

How to grow

Cultivation

Grow in poor to moderately fertile, well-drained, preferably alkaline soil in full sun

Propagation

Propagate by semi-ripe cuttings, using shoots without flower buds

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

Deadhead to prolong flowering and cut back by half after flowering to prevent plants getting leggy

Pests

May be attacked by slugs, snails and flea beetles

Diseases

May be susceptible to a range of diseases including club root, downy mildews, leaf spot, root rot and a virus

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