Clematis montana 'Double Delight', 3LWith scented, white, double flowers smothering the foliage in spring, Clematis 'Double Delight' can be grown in any aspect, even up a north facing wall. The strong, healthy foliage is adept at covering unsightly sheds or walls, or the clematis can be left to scramble through a tree for a stunning display in spring. It often flowers on new vine growth later in the season.