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3-18-18-1S is a high-purity plant food manufactured entirely from high-grade 100% ortho white phosphoric acid (arsenic free), potassium hydroxide, ammonium hydroxide, ammonium thiosulfate and low-biuret urea. 1 Gallon Jug

3-18-18-1S Starter Plant Food (1.0)

$37.00Price
  • 3-18-18-S is a high-purity plant food with a very low salt content and balanced nutrient formulation which make it exceptionally seed safe and ideal for foliar or hydroponic feeding.

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