Solubor Fertilizer (sodium borate) is a soluble boron fertilizer, that is applied as a liquid spray on plant foliage or soil. Solubor Fertilizer is a plant nutrient that contains boron, and should be used as recommended. Approximately 4.9 lbs. of Solubor Fertilizer 20.5% B provides 1 lb. of boron (B).
Application: soluble boron fertilizer.
Use on: plant foliage, soil.