The purple vlei grass, Stiburus alopecuroides, always occurs where the soil is seasonally wet, such as the edges of wetlands or seeps and where the soil is fertile. Add a little bit of clay to your planting mix for best results.
Themeda triandra is a beautiful, tufted grass with foliage in many shades of green that turn reddish when older. The purple-red flowers are most attractive from September to June. Plant in sun or semi-shade.