Home|Shop|Horticultural Grit Sand 20kg Horticultural Grit Sand 20kg £2.49 Out of stock SKU: 50897 Category: Grits and Sands The washed lime-free graded grit sand is ideal for potting compost, improving heavy soils, cacti & succulents, and for alpines and rock plants. Please note that the colours will vary from batch to batch.