Ponytail Palm (also known as the bottle palm tree or the elephant foot tree) It’s called as palm, but isn’t really a palm. This succulent plant sort of resembles a palm. It is an evergreen perennial growing to 15 feet 6 inches (4.72 m) with a noticeable expanded caudex, for storing water but You can limit its growth by planting it in a small container and not repotting it to a large container.