ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,501,866, issued on Dec. 23.
"Synthetic soil substrate system for growing a plant" was invented by Jay Daniel Sexton (Tucson, Ariz.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A synthetic soil substrate system has a plurality of synthetic soil substrate layers that are individually designed to promote plant growth as the roots grow into the layer and as a function of the growth stage. The synthetic soil substrate layers may be planar or may be concentrically arranged with a first synthetic soil substrate ring layer being configured inside of a second synthetic soil substrate ring layer. A synthetic soil substrate has pores that are configured for plan...