General Hydroponics Spider Pumping Column for EcoGrower System
10 pack of General Hydroponic spider pumping columns. This part replaces the main pumping column in the General Hydroponics EcoGrower hydroponic system.
How often should I change the hydroponic nutrient solution in my reservoir?
To ensure optimal nutrient availability and freshness, change reservoir solutions completely every 1 to 2 weeks. If needed, top off low reservoir levels with 1/4 strength nutrient solution or plain water.