Cow's Horn Cactus - Euphorbia grandicornis houseplant the Edithcolea grandis has several

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

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

You can place it in a very sunny spot

It requires regular watering to keep the substrate moist

This succulent is square shaped and when viewed from a distance

Cow's Horn Cactus - Euphorbia grandicornis houseplant the Edithcolea grandis has severalEuphorbia 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