A pH of 5.8 is considered optimum for the described lettuce growing system, however a range of 5.6–6.0 is acceptable.[1]
Lettuce pH
- NPK Ratios
- Cornell CEA uses a 4:1:7 NPK ratio.
A pH of 5.8 is considered optimum for the described lettuce growing system, however a range of 5.6–6.0 is acceptable.[1]
Lettuce pH