Chempak Tub & Basket compost is specially formulated to give you successful tubs and baskets every time. The compost is based on medium garde Irish moss peat which creates a good open structure for air and water movement. Chempak have added a special water-retaining polymer to the compost to reduce water loss in hot conditions and to retain more water during watering. The compost contains a balanced nutrient to give healthy vigorous plant growth. Size 60 Litres