Ok grandpa... put your glasses on and maybe you'll be able to read that there was an airstone supplying the roots with oxygen... In the forums you'll read that once the roots hit the water its recommended that the aero garden pump is turned off and an airstone utilized to oxygenate the water...
Just some advice...smoke a little before you start reading...it helps with cataracts
Just some advice...smoke a little before you start reading...it helps with cataracts