LECA Clay Balls | 3L | Hydroponics | Cuttings | Propagation | Terrarium substrate

Expanded clay balls (hydro balls) to use in the bottom of your terrarium as a drainage layer, or use as a growing medium in hydroponics. You can even propagate plants with leca balls, just fill a container with water and hydro balls and put the cutting in.     Light-weight    Holds and releases moisture quickly    Multiple applications