Rubus odoratus Maple-leaf-shaped foliage surround purple, fragrant, rose-like flowers that bloom profusely all summer long.
Tradescantia virginiana Clump forming perennial with grass-like leaves and small purple flowers that are attractive to bees, hummingbirds and other pollinators.
Hypericum hypericoides Bright yellow 4-petaled flowers bloom continuously from mid-summer through early fall, attracting bees, butterflies and birds.
Euonymus americanus Bright red textured fruit capsules split open in the fall revealing 4 glossy orange-red seeds, eaten by birds.
Physostegia virginiana Pink flowers clustered at the tips of square stems begin to bloom in late summer.
Campanula rotundifolia Loose clusters of delicate, blue or purple, bell-shaped flowers bloom intermittently atop slender stems from summer through fall.
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.