Stands for “Grams Per Watt”, as in “X grams of weed per Y watts of electricity”. Although not as popular now, GPW was frequently used to define the efficiency of grow lights and setups. 1GPW was considered really good although some
peopledid much better. Certain styles of growing – especially SOG (Sea of Green) – are so efficient that they make old GPW measurements useless.
- Greenhouse Production of Weed
- Grow-Op for Pot Worldwide
- Global Pot Warehouse
- Grass Plantation Worldwide
- Ganja Plantation Worldwide