Amaranth can tolerate a wide range of soil conditions but does best in loam or silty loam soils with good water holding capacity with a soil Ph of 4.5 – 8.00. Water logging should be avoided.
The crop can grow anywhere in Kenya i.e. 0-2400m asl
- Optimal growth occurs at 22-30 degrees C
- Normally the hotter it is the better it grows
- For seed to germinate temperatures of at least 15- 17 degrees C is needed
Rainfall/ Water requirements
It can do well both under rainfed or under irrigation. It is drought tolerant because it has deep roots that can go upto two metres in such of water.
If grown under irrigation, watering should stop, 15-20 days before maturity