Just Naturally - Organic Soil Conditioner 70 Litre when Packed.
 
Made from composted bark, straw, animal manure and seaweed. The composting process involves high temperatures which effectively sterlize and decompose the ingredients to form a rich dark fibrous material. Added generously to heavy clay soils, it will rapidly aerate and improve drainage, whilist on sandy and poor soils it will give extra humus and improve water holding capacity.