Systemic Potassium Phosphonate

BEST-K™ is a A Potassium Phosphonate designed as a water-soluble formulation, which enhances a plant's vigor and protection against negative events during the production

Due to the systemic activity in BEST-K™ , it is  is rapidly transported through both the xylem and phloem, providing protection from both soil and foliar fungal infections.

BEST-K™ increases the plant’s immune defense response and improves yield quality. It encourages the uptake of other nutrients while enhancing plant and root development. Best™-K promotes phytoalexin production. BEST-K™ works best when applied with Evergreen™.


  • Increases crop vigor thus providing protection from various stress conditions.
  • Increase foliar uptake of other key nutrients ions such as calcium, magnesium, iron and other microelements when used in spray combinations.
  • Provides protection from fungal pathogens by creating a natural immune system within the crop.
  • Enhanced plant and root development.
UsesUse Rate
A broad variety of crops including Wheat, Alfalfa, Pastures, Field corn, Sweet corn, Soybeans, Beans, Peas, Sorghum, Oat, Sugar cane, Vegetable Root Bulb or Tuber crops (Potatoes, Onions, etc.) Tomatoes, Peppers, Leafy vegetables (Lettuce, Spinach, Cauliflower, Broccoli, etc), Cucurbits (Melons, Watermelon, Squash, Zucchini, etc.), Table Grapes and Wine Grapes, Strawberries, Blueberries, Blackberries, Raspberries, Cranberries, Kiwi, Pome Fruits (Apples, Pears, etc.), Stone fruits (Plums, Nectarines, etc.) Citrus, Avocadoes, Rice, Asparagus, Okra, Nut crops (Peanuts, Almonds, Walnuts, etc), Olives, Cotton, Ornamentals, Landscape32 - 64oz/ac
Request Product Info