Quote Originally Posted by dejayou30
Maybe I'm an idiot, but what does having an airstone do? Is it necessary to have one?
Stupid questions are far better than stupid mistakes, Grasshopper. :thumbsup:

It aerates the water - mixes tiny bubbles of air in with the water.

The roots need air to survive, so having a nice airy mixture of nutes makes the plants grow better.

It's essential hydro, recommended for anything else.

PC :smokin: