Available via Bunnings Special Orders
- 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.
Shipping page
Our Click and Collect locations have different operating hours. Check our FAQ’s page for details on each location.
Once your order is placed, we will send you an email confirming your order has been received. You will receive another email confirming when your order is ready for pickup. Please pick up your items within one week of receiving the confirmation email. If you need more time to collect your order, please contact your selected store to make arrangements.
Make sure to check stock availability for your chosen location on each product page before you reach checkout. You cannot complete your order unless all items are available at your selected location.
For more details, visit our stockist page and filter for the Click and Collect locations to find details about each location. You can also check out our FAQ page for additional information.
