The Glastonbury thorn, also known as the Holy thorn, is a tree of myth and legend. It is said to have grown from the staff of Joseph of Arimathea, who visited Glastonbury in the first century. Synonyms for the Glastonbury thorn include the holy thorn, Joseph's thorn, the pilgrim thorn, and the flowering thorn. The tree is known for its beautiful white flowers, which bloom in December, despite the winter weather. The Glastonbury thorn is an important part of English folklore and history, and is said to have magical properties. Despite a number of attempts over the years to clone the tree, no one has been successful, making the Glastonbury thorn an even more mythical figure.