Black Grit 3kg - Available at BUNNINGS

Available at Bunnings Online - Price includes shipping Natural mineral blend rich in calcium and silica. Helps unlock nutrients already present in the soil. Slowly releases minerals through soil microbial activity. Supports soil structure, long-term fertility and nutrient delivery. 3kg pack feeds up to 60m² Black Grit is a natural mineral-based soil amendment rich in calcium and silica, with magnesium, phosphorus and trace micronutrients. Its minerals are slowly released through soil microbial activity, helping to unlock nutrients already present in the soil while supporting soil structure, long-term fertility and nutrient delivery. Suitable for use around fruiting and ornamental trees, vegetables, flowering plants, pots and lawns. Apply to the soil and reapply every 3–6 months as required. The 3kg pack feeds up to 60m².