(as an update, several aquaponic farms have indeed been certified organic since this post was first written)
Believe it or not, you cannot be certified USDA organic if you grow crops in a soilless environment in the U.S. So can aquaponics be certified organic?
Dirt = Organic.. WHY???
Aquaponics: Certified Organic Without Soil?Tawnya Sawyer2010-01-19T13:46:12-07:00