Tricholaena monachne is a sparsely tufted perennial grass with slanted culms that grows in most soil types but prefers sandy soil. It grows mostly in disturbed soil such as on roadsides or old cultivated lands. Its inflorescence is a multi-branched open panicle and the spikelets on it has a purple-blue tint. The inflorescence can be used in flower arrangements.
Tricholaena monachne flowers between November and March and the leaves can reach a height of up to 150mm whilst the culms reach a height of up to 1000mm. Due to its sparsenes, it can be interplanted with small shrubs. It is a very attractive grass in a garden.