It has 3 essential nutrients, potassium, magnesium which is essential for the development of chlorophyll and sulfur which is key to enzymatic reactions. Its low chlorine content is unlikely to burn plants and is perfect for mixing into a solution or adding directly to the soil.

Langbeinite slowly dissolves in water, giving you a slow release of it's three main chemicals, and unlike other sources of magnesium won't affect the pH of your soil.

RECOMMENDED USAGE