Euphorbia enterophora (Milk-Bush)


Botanical Information

FamilyEuphorbiaceae
GenusEuphorbia
Speciesenterophora
SynonymsEuphorbia xylophylloides,  Tirucalia enterophora, Tirucalia xylophylloides 
CategoryPerennials, Tropicals
OriginMadagascar.

Details

USDA Hardiness Zone9b - 11
USDA Hardiness Ref.
Canadian Hardiness ZoneRequires cold season protection under glass.
Canada Hardiness Ref.
RHS Hardiness ZoneH3 - H1c
RHS Hardiness Ref.
Temperature (°C)(-3.8) to above 4.5
Temperature (°F)25- 40
HeightUp to 20 m tall.
Flowering PeriodApril, May, June, July, August, September, October, November

Description and Growing Information

General DescriptionA large branched 'shrub or even tree' with a broad crown and woody base occasionally up to 20 m tall. 
PropagationEuphorbia can be grown from seed, but it is usually propagated by cuttings.
CultivationGrow in well-draining soil and lots of sunlight.
PestsPowdery mildew, root rot, and mealy bugs.
Notable SpecimensHarry P. Leu Gardens, Orlando, Florida, United States of America.
HabitatSpiny forest in arid regions of south-west of Madagascar or on rocks and inselbergs of the Central Highland Plateau.
Bark/Stem DescriptionIt grows upward at first but as it adds branches the plants sprawl laterally forming a large irregular mass. Main trunk and branches roundish with papery bark, often shooting from the base, irregularly branched.
Leaf DescriptionEphemeral, ovate, 6 x 4 mm, minute only persisting for a short while on young growth and soon deciduous. Petiole 1 mm long.
Flower DescriptionAbout 4 mm in diameter, unisexual, yellowish, hairy, inconspicuous arranged in small clustered cymes at the tip of the branches.
Fruit DescriptionOblong, 5 x 3 mm, white caruncle.
Texture DescriptionIt is almost leafless and one of the few species with fleshy, flat, ribbon-like shoots.

Photographs