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Purebase SulFe Hume Si™ ADVANTAGE granular grade soil amendment

Purebase SulFe Hume Si™ ADVANTAGE

Purebase SulFe Hume Si ADVANTAGE Is derived from a proprietary deposit of Leonardite, combined with a unique, nutrient rich ancient volcanic formation. The mixture contains a bounty of diverse macro and micro nutrients and humic acids for increased mineral uptake in crops. The advantages of silicon (Si) are no longer a secret as it is now being touted for its many benefits to plant vitality. These include early flowering, greater root mass, increased stem diameter and improved drought tolerance. Purebase SulFe Hume Si ADVANTAGE is a unique and high value amendment that can both buffer high pH conditions as well as improve water holding capacity and reduce compaction. Products containing humic acids, such as Purebase SulFe Hume Si ADVANTAGE may increase the uptake of micronutrients.


  • Immediate pH reduction of alkaline soils
  • Increases nutrient uptake and water holding capacity
  • Provides valuable iron, sulfur, calcium, potassium and humates

Available in Granular
and Prilled!

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