This handy pack is part of the RHS Gardeners Collection, the only range of horticultural grits and sands endorsed by the Royal Horticultural Society.
Suitable for: Alpines and rockeries Pathways or as bed mulch Moisture retention in containers Suppressing weeds & deterring slugs Improving drainage and soil aeration.
Main features: Approx 5 kg Lime-free washed quartzite grit Endorsed by the RHS Suitable for Outdoor use.
Dimensions: 2-6mm
Ideal Uses: Mixing with composts for seed sowing root cuttings Marking out seed beds Green house capillary benches.