|This easy to grow perennial does best in average soil (not too fertile) and full sun. Leaves are narrow and lance-shaped. Late summer to eary fall flowers are yellow, held in conical panicles, resembling golden feathers. Contrary to popular belief, golden rod does not cause sinus problem, rather another, less noticeable plant (ragweed) that blooms at the same time, is the culprit. Great with black-eyed susan, mexican sage or other salvias, autumn joy sedum and pennisetum.