Basil \'Dark Opal\' is a purple-bronze leaved basil which is ornamental as well as edible. Looks wonderful in the veg plot combined with hot coloured annuals such as tagetes. Height: 45cm (18”). Spread: 40cm (16”).Easy to grow, ideal for windowsill growing, and a favourite with cooks and gardeners worldwide. The pungent leaves with a spicy, clove-like aroma, have a wide range of uses not only in the kitchen but when planted near tomatoes basil improves their flavour and helps deter whitefly. Half Hardy Annual.Useful links:How to grow herbs  Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.