Scientific name: anethum graveolensDill is a feathery herb that can grow up to a metre tall. It can be grown easily from seed in spring and summer. It grows so easily from seed that once you have a dill plant go to seed once you will have dill everywhere! Dill can be used in lots of different types of cooking but goes best with fish and potatoes. The fresh leaves are usually used, cut up finely and sprinkled over food.