White Wood Aster is an excellent plant for a natural woodland "edge" to link your lawn with nearby woods. Pollinators find ample supplies of nectar and pollen in the aster's pale late summer blooms, and if you leave their seedheads standing into winter, birds can feast on the numerous seeds produced late in the season.
Backyard Garden With Bushes : Easy Plants To Grow For Gardening
Little Bluestem (Schizachyrium scoparium). Great Fall Color! The blue-green foliage provides a great backdrop for prairie flowers in summer, and then turns a striking crimson in fall. A patch of Little Bluestem waving in the wind is truly a wondrous sight, resembling ocean waves. A clump former, it combines nicely with prairie flowers. Excels in dry sandy soils. Not recommended for heavy clay or damp soils.
Rudbeckia triloba (Brown-eyed Susan). branched flowers 5' tall, full sun, tolerates different soil moistures.