GRODAN Vital Rockwool Slab - easy watering & better harvesting
Grodan Rockwool has a neutral pH and should be soaked and rinsed before use with a pH of 5.5 to 5.8.
The combination of easy and safe watering, as well as rapid root development, make Grodan Vital Rockwool slabs a very good choice for hobby gardeners, as well as professional growers.
Dimensions (LxWxH): 100cm x 15 cm x 7.5 cm.
