Aqua One Ecoscape Artificial Plants add interest and colour to your aquarium. You can make your aquarium look beautiful with a combinaton of these plants, and they are easy to rearrange when it's time for a change. Weighted base to make aquascaping easy. Non-toxic and aquarium safe, they don't require special lighting, pruning or supplements. Large plant is 30cm (12") tall. Medium sized plant is 20cm (8") tall.