Napier grows in low to medium altitudes. Napier grows in an altitude of up to 2000 m above sea level. However, altitudes of 2000m and above cause slow regeneration of Napier. Napier performs best if rainfall is above 950mm per year. Napier performs well in annual temperatures ranging between 18.3 °C to 26.6°C . In highland areas where morning frost occurs it should be noted that Napier grass …