Kington Black apples are well-known for the dark red skins. They are one of the most popular cider apples in the world, with most Kingston Black trees being located in the UK. These trees are not easy to grow and require more care than an average apple tree. Kingston Black apples are tart, have little juice, but often create excellent-quality cider. These much sought after apples are a must-have for cider enthusiasts and are grown almost exclusively for this purpose.