Euphorbia lactea "Cristata" or Elkhorn is an intricately monstrous form with fan-shaped crested branches forming a snaky ridge or crowded cluster. It is attractively marked with silver-gray.
Blooming Time: It is not known to flower in captivity.
Culture: Euphorbia lactea "Cristata" need full sun to partial shade with warm temperatures. We use a soil mix consisting of equal parts of loam and sand. The plant should be allowed to dry thoroughly between waterings. In the winter months, water should be restricted to once over the winter. The most common failure in growing this plant is over watering, especially during the winter months.
Propagation: Euphorbia lactea "Cristata" are propagated by cuttings. Cuttings should be allowed to dry for a period of 3-4 weeks before potting.
Euphorbia lactea "Cristata" was featured as Plant of the Week February 16-22, 2001.
Guide to Past Plants-of-the-Week:
Cal's Plant of the Week was provided as a service by the University of Oklahoma Department of Microbiology & Plant Biology and specifically the late Cal Lemke, who used to be OU's botany greenhouse grower and an avid gardener at home as well. If the above links don't work, then try the overview site. You may also like to look at the thumbnail index. ©1998-2012 All rights reserved.