Crown of Thorns, Christ Plant, Siamese Lucky Plant
Euphorbia milii 'Helena'

Family: Euphorbiaceae (yoo-for-bee-AY-see-ee) (Info)
Genus: Euphorbia (yoo-FOR-bee-uh) (Info)
Species: milii (MIL-ee-eye) (Info)
Cultivar: Helena
View this plant in a garden

Category:

Shrubs

Cactus and Succulents

Height:

12-18 in. (30-45 cm)

Spacing:

15-18 in. (38-45 cm)

18-24 in. (45-60 cm)

Hardiness:

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:

Full Sun

Sun to Partial Shade

Danger:

All parts of plant are poisonous if ingested

Plant has spines or sharp edges; use extreme caution when handling

Bloom Color:

Pale Yellow

Bloom Time:

Blooms all year

Foliage:

Evergreen

Smooth-Textured

Other details:

Drought-tolerant; suitable for xeriscaping

Suitable for growing in containers

Soil pH requirements:

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

Unknown - Tell us

Seed Collecting:

Unknown - Tell us

Regional

This plant has been said to grow in the following regions:

Pleasant Hill, California

Reseda, California

Fort Lauderdale, Florida

Gautier, Mississippi

Gardeners' Notes:

1
positive
0
neutrals
0
negatives
RatingContent
Positive

On Oct 23, 2006, palmbob from Acton, CA (Zone 8b) wrote:

Nice, small, tightly clumping species that flowers prolifically year round. Stems smaller, about 1/2" in diameter. Intensely spiney, as most E milii are.