Seeds from this bignonia capreolata var. atrosanguinea Crossvine that climbs vigorously using aerial roots and has deeply veined, dark-green leaves and clusters of deep red/moroon, trumpet-shaped flowers. It tolerates a wide range of conditions and adds vibrant color to the garden in summer and fall. This perennial vine is hardy in zones 4-9 Grows best in full sun to part shade and likes moist soils, Will grow 30 ft. to 40 ft.