Correct Magnesium Deficiency Fast — Without Compromising Nitrogen

Haifa Magnisal is a fully water-soluble magnesium nitrate fertilizer (11-0-0 + 9.6% Mg) engineered for professional growers who demand precision nutrition. Whether you’re running a hydroponic system, fertigation line, or foliar spray program, Magnisal delivers two essential macronutrients in a single, highly soluble formulation.

Why Growers Choose Magnisal

  • Dual-action nutrition: Nitrate-N enhances magnesium uptake efficiency, maximizing the value of every application.
  • Chloride-free formula: Safe for sensitive crops and high-value specialty plants.
  • Rapid absorption: Fully soluble flakes dissolve quickly — no residue, no clogging.
  • Versatile application: Compatible with fertigation, drip irrigation, hydroponics, and foliar spray.
  • Supports photosynthesis: Magnesium is the central atom in chlorophyll — deficiency shows fast and costs yield.

Typical Applications

  • Correcting mid-season magnesium deficiency in field and greenhouse crops
  • Supplemental Mg nutrition in hydroponic and soilless systems
  • Foliar spray for rapid correction of visible deficiency symptoms
  • Blending into custom fertigation programs alongside calcium and potassium sources

Guaranteed Analysis

  • Total Nitrogen (N): 11% (Nitrate)
  • Magnesium (Mg): 9.6% (Water Soluble)
  • LABEL
  • FACT SHEET
  • SDS

Packaged in a 50 lb. bag. Suitable for commercial greenhouse, nursery, hydroponic, and field crop production.