Potted Cardinal Plant (Lobelia cardinalis) - Beginner Tropical Live Aquarium Plant You get 1 Cardinal Plant in a 2 inch pot. An easy live aquarium plant specie for any freshwater aquarium Create a natural habitat in your aquarium for your fish and invertebrates Make your fish tank look natural and beautiful Provide natural resting and hiding places for your smaller fish and invertebrates Ideal for any size aquarium