Asters are daisy-like perennials that range in color from white to blue to purple. They bring delightful color to the garden in late summer and autumn
Sedum looks good all year, requires minimal attention, and attracts few problems — unless you live near deer, who like to eat it. Its flowers turn from green to pink to mauve as the season progresses.
Many mum varieties are available, but not all are particularly hardy. If you buy yours in the fall, get them in the ground ASAP. Keep them well watered and mulch them when the ground freezes to stand your best chance of having truly hardy mums.
4. Joe Pye Weed
Goldenrod has suffered from the mistaken notion that it exacerbates hay fever. Ragweed, which blooms at the same time, is the real culprit. This is one of the last flowers to bloom in the fall.