Tui Dolomite Lime is an essential garden ingredient, providing a natural source of calcium and magnesium to help your garden perform at its peak. Calcium conditions your soil, encourages decomposition of organic matter and strong plant growth. Tui Dolomite Lime has the added benefit of magnesium, for stronger, healthier plant growth and to prevent magnesium deficiency in your plants. It can also be used on lawns to encourage lush green growth, and in compost bins to speed up the decomposition process.