Hast tree, also known as horsechestnut tree, is a deciduous tree that is native to the Balkans and western Asia. It is a popular tree for its beautiful pink or white flowers and large, shiny leaves. If you are looking for different ways to refer to this tree, there are a few synonyms you can use. Some of these include conker tree, buckeye tree, and Indian horsechestnut tree. Another related term is the red horsechestnut tree, which is a hybrid variety that produces stunning red flowers. No matter what you choose to call it, the hast tree is a stunning addition to any landscape.