Old Zinc Plant Base – LargeOld zinc saucer for 14 cm pot. Using zinc in the garden is an ancient tradition and is used in many different ways. This zinc saucer is meant to be put under 14 cm (5.5″) size pots. By putting it under flower pots it will catch the water and can be used both inside and outside. Suitable for a 14 cm (5.5″) sized pot.