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641 Rock Springs Rd Escondido, CA 92025
Phone: (760)740-9191


Greatsoil is a family owned and operated business, established in 1970 as Peirano Topsoils.  Greatsoil supplies San Diego County growers with premium horticultural soil mixes and products, including mulches, composts, and soil amendments.  We specialize in soils for home owners, landscapers and nurseries. 

At Greatsoil, we've synchronized our growth with the growing needs of our professional customers.  We understand that your business depends upon the quality of the soil you grow in, and that selecting the right soil amendment is critical to your succcess.  Greatsoil's professional products will help you achieve the results you want consistently, economically, and reliably by creating the ideal soil environment for superior plant performance.

Greatsoil products are beneficial for conditioning and amending soils in a wide variety of professional applications including turf establishment and renovation, topdressing, soil preparation, land reclamation, and erosion control.

Whether your business is golf course management, landscape contracting, parks and ground maintenance, nursery growing, agriculture, or simply a horticulture enthusiast, Greatsoil has the product to help you grow.