Think about using a bell siphon [1]. Its typically used in aquaponics with a constant stream of water being pumped, but the pump can certainly be switched with a relay/pi/sensor setup to allow for intermittent dry spells (depending on what your growing). Water can be pumped from a nearby reservoir or tank.
Think about using a bell siphon [1]. Its typically used in aquaponics with a constant stream of water being pumped, but the pump can certainly be switched with a relay/pi/sensor setup to allow for intermittent dry spells (depending on what your growing). Water can be pumped from a nearby reservoir or tank.
[1] https://worldwaterreserve.com/aquaponics/bell-siphon-for-aqu...