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." ...

Friday, July 4, 2025 82° Today's Paper Features Garden Variety Hydroponics made simple with ‘Kratky method’ ...

Yes, it is possible to use the Kratky hydroponic method outdoors. This will require the same set-up as an indoor Kratky hydroponic garden - a container, net pots, grow rocks, and a nutrient solution.