Basil is a plant that can be cultivated in Psamment (coastal sandy soil). Basil requires nitrogen (N) and sulfur (S). so the N-S balance is needed to obtain optimal results. Psamment contains low colloid. https://safeersappliancers.shop/product-category/zanussi-zof35601xk-built-under-double-oven-in-stainless-steel/