See the best deals and coupons here.
Check our reviews at Trustpilot.com: 4.6

Hydroton is also supplied with this hydroponic cultivator, or it is possible to use mineral cubes (not included in the package). The roots grow into an opaque tank and are irrigated by an air pump.
This method is very effective for the roots, as they receive a lot of nutrients and oxygen.
This system can be easily converted from hydroponics to aeroponics, just buy neoprene rings.
Package contains: