Learn about the crown of thorns, a succulent shrub with red bracts and black thorns, native to madagascar. Crown of thorns is a deciduous or evergreen, perennial shrub with bright green leaves and prickly stems. Euphorbia milii, the crown - of -thorns, christ plant or christ s thorn, is a species of flowering plant in the spurge family, euphorbiaceae, native to madagascar. The specifies commemorates baron milius, once governor of réunion, who introduced the species to france in 1821. · crown of thorns, also known as euphorbia milii and christ thorn plant or christ plant, is a woody, succulent shrub native to madagascar. Find out how to grow, care for and propagate this plant, and why it is poisonous. · the crown of thorns plant is a remarkable and delightful succulent that is also referred to as the christ plant or christ thorns, due to the legend that it was used as the thorny crown worn by jesus at his crucifixion. The tiny, insignificant flowers are cradled within long-lasting, brightly colored bracts of red, pink or white. The plant s name is derived from the belief that this plants stems formed the crown of thorns worn by jesus christ at his crucifixion. The crown of thorns flower is a popular houseplant in north america, known for its clusters of pretty, colorful blooms and its easy maintenance needs. Transform your garden with an array of plants , seeds & flower bulbs. · crown of thorns plants come from the tropics of the african island of madagascar. Get deals and low prices on crown of thorns starter plant at amazon. · the red crown of thorns, also known as christ plant or christ thorn, is a resilient and eye-catching succulent shrub known for its red, showy bracts and thorn-covered stems. Euphorbia milii, the crown-of-thorns, christ plant or christs thorn, is a species of flowering plant in the spurge family, euphorbiaceae, native to madagascar.