Hi KT, we used to aerate our alfalfa/kelp tea and it truly does make an incredible tea for the crops. With time We've just gotten a little much more lazy with it and just steep it with no bubbler, although we try and agitate the tea a couple times https://bestalfalfahay64107.tblogz.com/best-supplier-of-alfalfa-pellets-for-deer-feed-47133602