BIG COMBO 60/40 CUSTOM BLEND NUTRIENT BALANCE

• Naturally occurring mineral.
• Contains a unique 6-in-1 combination of phosphorus, potassium, sulphur, calcium, silica & magnesium.
• Contains citric & non-citric soluble phosphorus.
• Safe to the soil ecology.
• Essential chloride free at 2.5% maximum sulphate source of all three nutrients.
• Neutral salt that does not change the soil PH at any application rate./li>