Euphorbia 'Blue Haze'
spurge 'Blue Haze'
A compact, mound-forming, evergreen perennial, to 45cm high and around 60cm wide, with upright or sprawling stems bearing blue-grey, narrow, lance-shaped leaves. Clusters of tiny yellow flowers, surrounded by yellow-green bracts, are borne from spring to midsummer
Size
Ultimate height
0.1–0.5 metresTime to ultimate height
2–5 yearsUltimate spread
0.5–1 metresGrowing conditions
Moisture
Well–drainedpH
Acid, Alkaline, NeutralColour & scent
Stem | Flower | Foliage | Fruit | |
Spring | Green Yellow | Blue Grey Silver | ||
---|---|---|---|---|
Summer | Green Yellow | Blue Grey Silver | ||
Autumn | Blue Grey Silver | |||
Winter | Blue Grey Silver |
Position
- Full sun
Aspect
West–facing or South–facing
Exposure
Exposed or ShelteredDrought resistance
Yes Hardiness
H5Botanical details
- Family
- Euphorbiaceae
- Native to the UK
- No
- Foliage
- Evergreen
- Habit
- Bushy
- Potentially harmful
- IRRITANT to skin/eye, harmful if eaten. Wear gloves and other protective equipment when handling
- Genus
Euphorbia can be annuals, perennials, shrubs or succulents, with milky sap and small flowers held within cupped, often colourful bracts
- Name status
Accepted
How to grow
Cultivation
Grow in well-drained soil in full sun. See Euphorbia for further advice
Propagation
Propagate by division in early spring or take basal cuttings in spring or early summer; dip cut surfaces in charcoal or lukewarm water to prevent bleeding
Suggested planting locations and garden types
- Cottage and informal garden
- Rock garden
- City and courtyard gardens
- Gravel garden
- Low Maintenance
- Flower borders and beds
Pruning
Cut back flowering shoots to ground level in late summer or autumn
Pests
Generally pest-free
Diseases
May be susceptible to a rust
Get involved
The Royal Horticultural Society is the UK’s leading gardening charity. We aim to enrich everyone’s life through plants, and make the UK a greener and more beautiful place.