[ORcoast]

water should be below the rockwool, not touching it at all. rockwool stays soaking wet for a long time after water touches it, if you soak one in water the put it on your counter top it will stay soaking wet for days. just lower the water so its not touching rw at all, you can eyeball the rockwool from time to time to make sure its not all the way dried out.
once your roots grow down into the water your golden