(=‘Orange’) The large, Hydrangea-like flower clusters of Summer Phlox create a spectacular show in the summer border. Sweetly fragrant as well, the flowers waft their scent over quite a distance. This selection has large, salmon-orange flower clusters. Rates high at being resistant to powdery mildew. Summer Phlox are superb for cutting, and may even attract passing butterflies. Remove faded flowers to encourage a second bloom. Clumps are easily divided in early spring.