A unique 3-in-1 combination of potassium, magnesium and sulfur, langbeinite is a naturally occurring source of these three vital plant nutrients. Potassium is essential for high-quality fruit, magnesium is required for the synthesis of chlorophyll and sulfur is needed for enzyme activation. Contains 22% K2O, 11% Mg and 22% S.
Noah Rodriguez - 2024-03-03
From the moment of purchase to delivery, everything was flawless. The quality of the product is unmatched. Extremely satisfied!