During the growing period which extends over 4 months maximum temperature ranging from 20°–30°C and a minimum temperature not below 10°C is ideal. The fruit colour is affected at temperatures below 15°C. Chilli is grown in many types of soils-sandy to heavy clay. A well drained, fairly light fertile loam with a fair moisture holding capacity is ideal. The light soils produce better quality fruits than heavy soils. Chilli crop prefers a soil reaction ranging from pH 6–7.