-He said he did this when the roots have yet to grow thru, assuring the medium would get splashed and pass the moisture to the new small roots. Although, you would need to be sure that the airstone stayed submerged, as it could get worn out quicker with just air being pushed thru the dry stone.
Originally Posted by 420barista
-Decent idea, but maybe a little slack would be better, insuring it would stay under if the water level were to drop too low. Or just flipping the stone upside-down then attaching.
Takin' Down The Cartels, One Plant At A Time!