Botanical name
Euphorbia amygdaloides var. robbiae
Other names
Mrs Robb’s bonnet, Euphorbia robbiae
Genus
Euphorbia
Species
E. amygdaloides var robbiae – E. amygdaloides var robbiae is a spreading, evergreen perennial with rosettes of oblong, leathery, glossy, dark green leaves and cymes of yellow-green flowers from mid-spring to early summer.
Foliage
Evergreen
Habit
Spreading
Toxicity
All parts of the plant are highly toxic if ingested. The milky sap may cause irritation to skin and eyes.
Flower
Yellow-green in Spring; Yellow-green in Summer
Foliage
Dark-green in All seasons
HOW TO CARE
Watch out for
Specific pests
Aphids
Specific diseases
Grey mould
General care
Pruning
Cut spent flower shoots to the base in late summer or autumn.
Propagation methods
Division
Euphorbia amygdaloides var. robbiae (Mrs Robb’s bonnet) will reach a height of 0.5m and a spread of 1m after 2-5 years.
Suggested uses
Architectural, City, Cottage/Informal, Beds and borders, Ground Cover, Low Maintenance, Underplanting, Woodland
Cultivation
Tolerates most soil types and is happy in sun or shade. It can be invasive, spreading by rhizomes and seed.
Soil type
Chalky, Loamy, Sandy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Partial Shade, Full Shade, Full Sun
Aspect
South, East, West
Exposure
Exposed, Sheltered