This Horticultural Sharp Sandcomes from the Royal Horticultural Society and is ideal for mixing with composts, greenhouse benches, breaking up clay soils and top dressing lawns. This sand is washed and graded. This item will be delivered with care and will need someone to supervise its arrival, due to its weight. Royal Horticultural Society endorsed Coarse granular sand Ideal for mixing with composts for seed sowing & root cuttings Good for improving heavy soils Sold as a bulk bag