Egeria densa is a good plant for beginners, and its rapid growth helps create a balance in the aquarium from the start. It can also help prevent algae because it absorbs a great number of nutrients from the water. The plant secretes antibiotic substances which can help prevent blue green algae. Egeria densa Description pH range: 5-8 Temperature range: 15-26 C Water hardness: medium - hard Propagation: From cuttings. Habitat: South America. Packing Type available Read more