Dogwood - KousaA Hardy, Disease Resistant Dogwood with Late Spring Blooms and Unique Form The Kousa Dogwood is a highly reliable flowering tree known for its strong disease resistance and elegant, layered branching structure. Blooming slightly later than traditional dogwoods, it produces creamy white, star like flowers that cover the tree in late spring, extending the dogwood season. As the seasons progress, it develops attractive green foliage followed by unique,