Jun. 25—All it takes is just a little water and fertilizer to grow a head of lettuce with a low-cost, efficient system of hydroponic gardening widely known as "the Kratky method." All it takes is just ...
LittleTechGirl on MSN
Hydroponics and organic nutrients: Everything you need to know
A frequent question in hydroponic groups is whether organic nutrients can be used in hydroponic systems. Some people assume that if a nutrient bottle does not have an “organic” label, it is not safe.
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