How to build a Watercress Floating Tray

Ask for a local grocery or shop for a plastic vegetable tray

Remove any label and sticker

Clean the tray

Cut two pieces of polystyrene foam with the approximate lenght of the tray

Tie the piece of polystyrene foam as shown

Cut the loose ends of the cable ties

Cut grown watercress from a safe local source or alternativily use fresh watercress from the supermarket.

Wild watercress may be contaminated with Fasciola hepatica, liver fluke.

Distribute the watercress evently in the tray

Take the tray to the Deep Raft Aquaponics or your fish tank

Note the ideal water level in picture two

Make sure all watercress is in contact with the water

Pictures after two weeks

Growth will vary from system to system

Cut-and-come-again crop