Holly has just about every quality you need to make an effective secure boundary the evergreen leaves will form a permanent dense screen for privacy the spiky edges to them will also make a good deterrent berries in the winter add a touch of colour and give all year interest and the birds will appreciate a tasty source of food too33 easy to grow and maintain either formally or left to grow to give a more natural look supplied as 30 45 45 cm potted plants 4012 45 183441