Echinodorus Big Bear is a rare type of Amazon Sword with green leaves and red markings throughout. Like most swords, they should be planted directly into the substrate. When using inert substrate such as sand or gravel, it is important to supplement the plants with root tabs as Echinodorus are heavy root feeders. The plant can be grown both emersed and submerged and often times, new leaves can grow to the top above the water line. Overall, this plant is easy and undemanding and very suitable for larger tanks. This is one of the easiest undemanding plants to maintain in aquarium; needs very low care, very low nutrients & low light and is ideal for beginners. Echinodorus Big Bear has slow growth rate it prefers good light and an abundant nutrient supply as well as additional CO2 injection for good growth and to develop Red marking under leaves as well as an ample supply of nutrients it grows very fast & thrives in your aquarium.