Hydroponics
Plants are fed in a bed of
rockwool soaked in water
containing nutrients
Planting tray
Inlet
Rockwool
Drainage
water
Aeroponics
Plants are suspended
and nutrients are
delivered to roots in a mist,
sprayed at intervals,
controlled by sensors
Temperature,
light and
moisture sensors
Control board
Atomiser nozzle
Inlet
Timer/pump
Water/nutrient solution
Aquaponics
3 Plants feed on
nitrites, cleaning
the water
4
Clean water cycled back to fish via sump tank
2 Pump removes waste and cycles
nutrient-rich water to plants
Fish
food
1 Fish create nutrient-rich
water to feed plants
Hydroponics
Aeroponics
Plants are fed in a bed
of rockwool soaked in
water containing nutrients
Plants are suspended
and nutrients are
delivered to roots in a mist,
sprayed at intervals,
controlled by sensors
Planting tray
Temperature,
light and
moisture sensors
Inlet
Control board
Atomiser nozzle
Rockwool
Inlet
Timer/pump
Drainage water
to recycle
Water/nutrient solution
Aquaponics
2 Pump removes waste and cycles nutrient-rich water to plants
1 Fish create nutrient-rich
water to feed plants
3 Plants feed on
nitrites, cleaning
the water
Fish food
Sump
4 Clean water is cycled back to fish via sump tank