Cow's Horn Cactus - Euphorbia grandicornis houseplant The Euphorbia Cap Saint Mariensis

The Euphorbia Cap Saint Mariensis

ensure bright indirect light and avoid overly humid areas like bathrooms unless there is sufficient airflow

the  Edithcolea grandis has several other common names such as Starfish Flower

They seem to need a cooler winter dormancy to bloom properly

Cow's Horn Cactus - Euphorbia grandicornis houseplant The Euphorbia Cap Saint MariensisEuphorbia grandicornis is commonly known as the cow's horn cactus, rhino thorn, or the big horn. It belongs to the Euphorbiaceae family and is native to a few places, including South Africa, Switzerland, and Kenya. Growing up to a height of 1. 5 6. 5 feet , this multi stemmed shrub goes dormant in winter. Growth Rate The Rhino Thorn is a relatively fast growing cactus, and it stays content in its position and with its soil for many years. Flowering