Number six continuous one line drawing of number 6. editable One line 6" Coral Cactus golden number 6 Golden number, Golden, Template design Number 6 Photography Number Templates Template Numbers Coloring Pages Flashcards Preschool. Coral Cactus (Euphorbia lactea Cristata) Coral Cactus is a striking, sculptural succulent prized for its ruffled, fan shaped crest that truly resembles ocean coral. Despite its common name, its not actually a cactus. Its a grafted Euphorbia, typically combining a crested Euphorbia lactea on top of a hardy rootstock. The wavy growth and pale green, sometimes pink tinged edges give this plant a bold, almost otherworldly appearance that instantly stands out. Slow growing and low maintenance, Coral Cactus is perfect for bright spaces where you want something architectural and unique without constant care. Care Tips: Light: Bright, indirect light; can tolerate some direct morning sun Water: Water sparingly; allow soil to dry out completely between waterings Humidity: Prefers low to average humidity Temperature: Thrives in warm temps (6585F); protect from cold and frost Pet Friendly: No Fun Fact: The unusual shape of Coral Cactus comes from a growth mutation called cristation, which causes the plant to grow in a flattened, fan like form