Now avalaible in Español, Français, Deutsche or English. Buy The Organic Grow BooK from Karel Schelfhout & Michiel Panhuysen, right here...
The brainchild of Dutch organic growing expert and author Karel Schelfhout, BioTabs are a relatively new product to hit the market. They originate from the Netherlands and are becoming more popular across Europe. The company is starting to distribute in the U.S., so hopefully they will be readily available for American growers soon.