Synthetic micronutrients may only be used for fertility, they must be OMRI-listed, and there must…
Many of the components in aquaponics systems are plastic. However, they are generally reusable and have a long useful life. Soil-based farms also routinely rely on a lot of plastic products (pots, landscape fabric or mulch, drip tape, irrigation pipe, twine), which tend to have a relatively short useful life and are discarded annually, or bi-annually.