Hygrophila aquarium plant Hygrophila difformis Common Name : Water wisteria or Difformis Description pH range: 6.2-7.2 Temperature range: 24-28 C Water hardness: Soft-medium hard Propagation:: By cuttings Habitat: South east asia Packing type available :  Loose , Bundle , Pot Hygrophila lacustris Description pH range: 5.8-7 Temperature range: 22-27 C Water hardness: Soft-medium hard Propagation:: By cuttings Packing type available :  Loose , Bundle , Read more