Seeds from Clematis Gravetye Beauty is a semi-woody deciduous vine climbing by twining leaf stalks or in some cases trailing over support. Plants bear the opposite, simple to compound leaves that are deciduous. Clematis are native to both the Northern and Southern Hemispheres including Europe, the Himalayas, China, Australasia, North America, and Central America. Grows 8-12′ tall in full to part sun and is in bloom from July through September. Zones 4 to 8.