Physostegia virginiana Pink flowers clustered at the tips of square stems begin to bloom in late summer.
Phlox paniculata Summer blooming purple flowers are attractive to bees, butterflies and hummingbirds.
Campanula rotundifolia Loose clusters of delicate, blue or purple, bell-shaped flowers bloom intermittently atop slender stems from summer through fall.
Symphyotrichum novae-angliae Attractive, purple flowers with yellow centers have a long bloom period; making this perennial a welcome addition to your native garden.
Mitchella repens Colonies of Partridge Berry produce a groundcover of evergreen leaves on organically-rich sandy soil.
Solidago flexicaulis Clusters of small yellow flowers appear August-September, and are attractive to bees and butterflies.
Eutrochium maculatum Tall, sturdy purple-colored stalks are tipped with large clusters of purple-pink flowers that bloom July-September.
Clinopodium vulgare Tiny pink-purple flowers whorl around the tips of each stem and tucked within each pair of leaves, taking turns to bloom.