Euphorbia milii, commonly known as Crown of Thorns, is a popular and easy-to-grow succulent plant that is highly valued for its beautiful and colorful flowers. This plant is a member of the Euphorbiaceae family and is native to Madagascar.

The Crown of Thorns can grow up to 3-6 feet tall and 2-3 feet wide, forming a dense and thorny shrub that is covered in thick, succulent stems and bright green leaves. The stems are lined with sharp thorns, hence the plant's common name.

In the spring and summer months, this plant produces small, inconspicuous flowers that are surrounded by showy, colorful bracts in shades of red, pink, yellow, and white. The bracts are long-lasting and provide a stunning display of color for several weeks.

This plant is highly adaptable and can be grown in a variety of conditions, from full sun to partial shade. It prefers well-draining soil and regular watering, but can tolerate periods of drought once established. The Crown of Thorns is hardy in USDA zones 9-11, making it a great choice for gardens and landscapes in warmer climates.

Overall, Euphorbia milii 'Crown of Thorns' is a stunning and low-maintenance plant that adds a burst of color to any garden or landscape. Its thorny stems and bright blooms make it a great choice for tropical or desert-inspired gardens, container gardening, or as a houseplant.