(Clematis) It is well known that a girl's best friend are diamonds, and here is a jewel for you! Clematis 'Diamond Ball' is an amazing variety from Proven Winners. The beautiful pale lavender/white blooms reach 4-5 inches across and form a round or semi spherical shape flower. This clematis is semi compact reaching 5-6 feet tall and spreads 2-3 feet. Blooming from June-August, 'Diamond Ball' blooms on new and old growth. Get vertical with clematis. The compact habit makes 'Diamond Ball' a great selection for patio planters, or shorter obelisks and trellises. Planted in full sun to part shade locations, 'Diamond Ball' is a true gem! Clematis 'Diamond Ball' is a Proven Winners ColorChoice Flowering Plant.