Skip to main content


Pharmgrade EXPONENT is the culmination of 35 years of experience in agricultural biologicals. EXPONENT delivers three crucial types of beneficial organisms: hard-hitting aerobes, versatile facultative anaerobes, and an industry best roster of Trichoderma fungi.

Product Information

  • 7-10 gallons per acre 3x per year
  • Excellent for planting and pre-plant application
  • Mid-late season water-run applications
  • Mixes well with many fertilizers and chemicals
  • Environmentally Friendly