Catalpa 'Purpurea'Catalpa bignonioides 'Purpurea' is an attractive bean tree that makes a statement in a garden with its rich dark purple foliage. The leaves are heart shaped and when young, are a lovely deep glossy purple, turning to shades of dark green and chocolatey purple as they mature. For an added wow factor, the tree produces its foxglove like flowers at a young age unlike some other varieties which only flower when they are more mature. The creamy white