Euphorbia 'Efanthia'

Euphorbia 'Efanthia' is a perennial plant, a hybrid of Euphorbia amygdaloides,^[1][2] and Euphorbia X martini.^[3]

Euphorbia 'Efanthia'
Species	Euphorbia amygdaloides
Hybrid parentage	Euphorbia amygdaloides * Euphorbia martinae
Cultivar	'Efanthia'

It has dark green,^[4] or maroon,^[1][2] lance shaped leaves,^[4] which fade to a blue-green and it has flowers of bright yellow-green, which are on red stems. It can grow up to 50 cm tall,^[1] (12–36 in).^[3] It blooms in Spring.^[2]

This plant tolerates dry conditions,^[3] and has deep-coloured foliage in the fall months. It is best grown in well-drained soils in full sun.^[4] It is hardy to USDA zones 4–11.^[3][5]

It is an accepted name by the RHS.^[6]