Commonly called a pencil cactus, this unique plant is actually in the euphorbia family, making it a type of succulent.
Requires plenty of bright light, direct is great. Water only when completely dry, may only need monthly watering during winter months. When it doubt, ignore it. This plant does have a sap that can cause irritations to the skin. Take extra care to avoid sap if you are ever trimming back growth.
Bright Indirect Light, Direct Light