First Editions® Coral Crème Drop™ Phlox, Phlox paniculata 'Ditomdre' PP20,907. Full sun, Zone 4-8, 18-22" t x 18-24" w. Lovely coral blooms with rosy eyes. The most mildew resistant phlox to date. Coral Creme Drop will bring months of tantalizing color and delicious fragrance to the summer garden. Attracts butterflies and hummingbirds.