GroBiotix SFS is a material that is high and readily available in Nitrogen, but, void of P (Phosphorus) and K (Potassium). For this reason, those who use GroBiotix SFS like it because it adds quick release nitrogen, and stimulates a wealth of biological activity. GroBiotix SFS is frequently used on turf areas such as golf courses, residential lawns, and commercial sites.
In short, GroBiotix SFS can be viewed as a quick punch of highly available Nitrogen or as a means of stimulating thatch decomposition and aerification.