Danish Hydro Tray — Ebb & Flow Cultivation TrayDanish Hydro Tray Ebb & Flow Cultivation Tray A classic Danish style flood and drain tray the most modern cultivation method for pot plant production, engineered around the ebb and flow principle. Tray is filled with nutrient solution on a timed cycle, plants absorb water through pot drainage, and the solution is then drained away between feeds. Simple, reliable, and used across European high tech greenhouses. Why growers choose the Danish Hydro Tray:
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