Dr Forest's Organic Sulphate of Potash Fertiliser. 41.5% Potassium Dr Forest
Dr Forest's Organic Sulphate of Potash Fertiliser. 41.5% Potassium Dr Forest

Dr Forest's Organic Sulphate of Potash Fertiliser. 41.5% Potassium

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£9.00
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£9.00
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EU Certified Organic Sulphate of Potash Fines. It is a natural mineral with 50% Potash (41.5 Potassium), 18% Sulphur and trace amounts of calcium and magnesium. Low in chlorine and low in salt.

50% Potash & 18% Sulphur

Directions for use:

Soil Mix 0.75 – 1.25ml per litre of soil.

Top Dressing 0.1 – 0.5 ml per litre. 

Outdoor 15 –35g per metre squared. Every 6 – 12 weeks during growing season.

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