Aster Tree, Snow Bush, White Cloud Tree. This unique plant is the only tree in Asteraceae family. The persistent white pappus of the infructescences remains showy for months after the plants stop blooming. The plant looks like a white cloud or covered with snow. Winter bloomer. Unusual shape leaves 1-2" wide. Can be grown as a large bush, trained into a small standard tree, or kept in a pot. Very hardy plant, tolerates drought and poor soils, and some freeze.