Grass, Purple Tears Switch GrassPurple Tears Switch Grass is a native warm season ornamental grass with a dense upright habit and fine light green foliage that holds in fall. In summer stems holding airy clusters create a cloud of tiny, soft grey flowers above the foliage followed by purple seedheads that persist to winter. Prefers part sun and moist well drained soils. Type: Orn. Grass Origins: Central and East N. America; GA Native Height: 3' 4' Spread: 2' 2. 5' Spacing: 2. 5 USDA