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Rosebay Willowherb in the GardenTags plant encyclopedia

Epilobium angustifolium syn. Chamaenerion angustifolium

 

Rosebay Willowherb

Fast-growing plant that flowers from mid-Summer to early Autumn. The leaves resemble those of a willow (hence the name). The hermaphrodite flowers are attractive to bees. It spreads easily by means of creeping rhizome

Contributed by @GardenCare

 
plant Features
  • Rosebay Willowherb likes full sun to partial shade

    Full sun to partial shade

  • Rosebay Willowherb likes very little water

    Very little water

  • Rosebay Willowherb is frost hardy: 23f (-5°c)

    Frost Hardy: 23F (-5°C)

  • Rosebay Willowherb likes free draining

    Free draining

 
plant information

Common name

Rosebay Willowherb

Latin name

Epilobium angustifolium syn. Chamaenerion angustifolium

type

Perennial

family

Onagraceae

ph

5.5 - 8.0 Acid - Neutral

  • Light

    Rosebay Willowherb likes full sun to partial shade

    Full sun to partial shade

  • Frost

    Rosebay Willowherb is frost hardy: 23f (-5°c)

    Frost Hardy: 23F (-5°C)

  • Soil

    Rosebay Willowherb likes free draining

    Free draining

  • Water

    Rosebay Willowherb likes very little water

    Very little water

Plant & bloom calendar

  •  
    Best time to plant
  •  
    When the plant will bloom

full grown dimensions

The size of a fully grown Rosebay Willowherb is 1.00meters x 2.00meters 1.00 M 2.00 M

Epilobium angustifolium syn. Chamaenerion angustifolium

Fast-growing plant that flowers from mid-Summer to early Autumn. The leaves resemble those of a willow (hence the name). The hermaphrodite flowers are attractive to bees. It spreads easily by means of creeping rhizome


Flowering

From Mid Summer TO Early Autumn

Spikes of flowers appear from mid-Summer to early Autumn, followed by seeds

 

Propagating by seed

From Early Spring TO Mid Spring

Sow seeds in early Spring in a sunny, free-draining site. They will spread easily, once established

 

Planting

From Early Spring TO Late Spring

Plant in a sunny, free-draining site in Spring

 
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