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Herbaceous Perennial

Euphorbia amygdaloides var. robbiae
  • RHS AGM
  • RHS Plants for pollinators

Mrs Robb's bonnet

A spreading evergreen perennial to 50cm in height, forming colonies of rosettes of oblong, dark green leaves from which arise large rounded sprays of yellow-green flowers

Synonyms
Euphorbia robbiae
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Size
Ultimate height
0.1–0.5 metres
Time to ultimate height
2–5 years
Ultimate spread
1–1.5 metres
Growing conditions
Chalk
Loam
Sand
Moisture
Moist but well–drained, Well–drained
pH
Acid, Alkaline, Neutral
Colour & scent
StemFlowerFoliageFruit
Spring Green Yellow Green
Summer Green Yellow Green
Autumn Green
Winter Green
Position
  • Full shade
  • Full sun
  • Partial shade
Aspect

East–facing or South–facing or West–facing

Exposure
Exposed or Sheltered
Hardiness
H6
Botanical details
Family
Euphorbiaceae
Native to the UK
No
Foliage
Evergreen
Habit
Suckering
Potentially harmful
Humans/Pets: IRRITANT to skin/eye, harmful if eaten. Wear gloves and other protective equipment when handling. For further information and contact numbers regarding pets, see the HTA guide to potentially harmful plants
Genus

Euphorbia can be annuals, perennials, shrubs or succulents, with milky sap and small flowers held within cupped, often colourful bracts

Name status

Correct

Plant range
Turkey

How to grow

Cultivation

An easy-to-grow plant that will cope with most conditions even dry shade. It spreads by rhizomes and has the potential to become a nuisance if not managed well. See Euphorbia for further advice

Propagation

Propagate by division in spring

Suggested planting locations and garden types
  • Coastal
  • Cottage and informal garden
  • Wildlife gardens
  • Low Maintenance
  • Ground cover
Pruning

Cut back flowering shoots to ground level in late summer or autumn

Pests

May be susceptible to aphids

Diseases

May be susceptible to grey moulds

Get involved

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