| Aster (New York) | Symphyotrichum novi-belgii | |  | These are terrific favorites for autumn color in the perennial border. Plants form bushy mounds, bearing loads of small daisy flowers. This is a compact selection with single bright sky-blue blossoms, each with a tiny orange eye. Pinch plants before July to keep especially low in habit. Excellent in containers. | 4B-N |  |  |  |  |  |
 |
 |
 |
 |
 |
 |
 |
 |
14"-20" | 14"-20" | 5-9 |
| | | |  | Double-flowering with fragrant, 1.5-in. (4 cm), daisy-like, blue-purple blooms. Provides a stunning amount of flowers. Earlier blooming. Attracts butterflies. Deer resistant. | 12B-S |  |  |  |  |  |
 |
 |
 |
 |
 |
 |
 |
 |
10"-16" | 10"-16" | 3-8 |
| | | |  | Dark purple double flowers on well mounded plants. Late natural season response matches Marie III and Peter III and the peak of the garden mum season. | 12B-S |  |  |  |  |  |
 |
 |
 |
 |
 |
 |
 |
 |
18"-24" | 18"-24" | 5 |
| | | |  | Dark purple double flowers on well mounded plants. Late natural season response matches Marie III and Peter III and the peak of the garden mum season. | 4B-N |  |  |  |  |  |
 |
 |
 |
 |
 |
 |
 |
 |
18"-24" | 18"-24" | 5 |