This Horticultural Alpine Gritcomes from the Royal Horticultural Society and is ideal for alpines, rockeries, pathways or as bed mulch, moisture retention in containers, supressing weeds and improving drainage. This grit is lime free and washed This item will be delivered with care and will need someone to supervise its arrival, due to its weight. Royal Horticultural Society endorsed Washed quartzite grit Ideal for alpines, rockeries, pathways or as bed mulch Sold as a bulk bag