If you’re looking for a shrub border for your rain garden, black chokeberry could be your answer. With a mature height of 3 to 6 feet, this full sub shrub grows best in well-drained soil, but will also tolerate boggy conditions. It has showy white blooms in the spring, dark green leaves throughout the summer and bright red foliage with edible black berries in the fall. Birds flock to them The berries, though very tart, can be used for jellies and jams. Chokeberry spreads easily by root suckers so it is perfect for naturalizing.