Phostrol® - Nufarm US


Phostrol is one of the very few phosphorous acids labeled as a fungicide . A neutral pH requires no buffering and allows intergration with many other fungicides . These traits allow for compatability in tank mixes, making Phostrol an excellent fit for any disease management program.

Link to MSDS and Label

Link to Brochure

Major Crop/Use**

  • Almonds, walnuts and other nut crops
  • Asparagus, avocado, leafy vegetables, potatoes, tomato, onion
  • Blueberry, cranberry, citrus, grape
  • Cucubit crops
  • Hop
  • Ginseng


  • 2x2.5 gal/case - 36 cases/pallet
  • 30 gallon drum - 5 drums/pallet
  • Bulk


  • Phosphorous acid salts - 53.6% (equivalent to 6.69 lbs/gallon)

**Consult label for additional crop and rate information