They include plants singled out for showing genetic improvements and exceptional flowers. AAS annually tests and then introduces new flower and vegetable varieties that have done well in trials across North America. Profusion White zinnia emerged from ASS's most recent testing as an Gold Medal Winner. That medal is awarded only once or twice a decade. It goes to plants that represent a breeding breakthrough, Upham said.
Most zinnias deteriorate in late summer and fall, due to powdery mildew.
But Profusion White blossoms profusely from early spring through fall. Profusion White requires full sun and plants spaced 12 to 24 inches apart. Ring of Fire sunflower earned an AAS Flower Award. It has unique coloration. Each tip is gold, as you'd expect in a sunflower.