3 1/2-4' tall x 15" wide (division propagated). 'Overdam' is a variegated grass with beautiful creamy-white vertical stripes along the sides of the leaf blades. It blooms in early to mid-summer with very attractive ivory colored flowering spikes. Grows easily in average garden soils with regular irrigation. Its foliar variegation is most pronounced in climates with cool summer nights. Not recommended for very hot, humid climates. Zones 5-9. 5" deep premium pot.