If you want to grow lettuce indoor, but don’t have enough space, try growing them inside solo cups. Feed them hydroponic nutrients and you will get many harvests from a single plant.
My Indoor Setup: https://plus.google.com/1183823642046…
1 Gallon of water, pH is between 5.9 – 6.5
3 Grams of Masterblend 4-18-38
3 Grams Calcium Nitrate
2 Gram of Epsom Salt
Author: Khang Starr / YouTube