Two types of grasses commonly used are vetiver (Vetiveria zizanioides and V. nigritana), and napier grass (Pennisetum purpureum). Vetiver is a fast growing, deep-rooted perennial grass well adapted to all agro-ecological zones in Malawi
Mitundu iwiri ya udzu udzu yomwe imagwiritsidwa ntchito kawirikawiri ndi vetiver ndi napier grass. Vetiver ndi udzu wokula mwachangu, wa mitsitsi yozama pansi womwe umalola madera onse aulimi mMalawi