Earlier in October I had the opportunity to do the tour at Growing Power's facility in Milwaukee. While everything together is very cool, I naturally left with more questions than when I arrived. The big question is what the recirc system they use is most like? Besides the biofilt from the plant beds; which is gravel, supplemented with compost, an primarily monoculture watercress, and strong aeration, the water goes up and comes down.



The raceways work out to 1 fish per… Continue