SP-1 ™ is the complete biofertilizer, designed to manufacture fertility in the soil. This trusted technology contains a diverse community of microbes, plant-based humus extracts, and algae that work together to transform soil structure, make more nutrients available, and improve water use efficiency.

Golf course superintendents and lawn care operators alike rely on SP-1 to:

• Aggregate and reinoculate soil


• Improve air and water movement


• Ultimately achieve stronger, greener turf

Shipping is included anywhere within the United States (Including Alaska & Hawaii).

Proceeds benefit the GCSAA Foundation