Echinodorus osiris is one of the most popular varieties of sword plants in the aquarium trade. Echinodorus osiris is native to South America and makes for a very strong aquarium plant. The melon sword as it is more commonly known has been the source for many other sword plant hybrids and cultivars on the market today. Echinodorus osiris is an excellent choice for beginners to use in the midground or background areas of the aquarium Common Name: Melon Sword Plant Family Name: Alismataceae Native To: South America Lighting: Medium pH: 5.5 - 8 Growth Demands: Moderate Growth Form: Rosette Growth Rate: Fast True Aquatic: Yes Placement in Tank: Mid-Background Available As: Bare Root