Grodan is a stonewool media that is used in hydroponics worldwide by commercial and hobby hydroponics.
Grodan SBS 25mm x 150 Small Cubes with Hole
Small starter cubes for growing from seeds and cuttings that fit into the small hole cubes
- 150 cubes per tray
Grodan SBS 36mm x 77 Large Cubes with Hole
Large starter cubes for growing from seeds and cuttings that fit into the large hole cubes.
- 77 cubes per tray