Anacharis Care Guide
Egeria densa · Freshwater Plant
What Anacharis look like
Egeria densa, commonly known as Anacharis, is a submerged aquatic plant characterized by its elongated, ribbon-like stems that can reach a maximum length of 5 to 15 feet under optimal conditions. The leaves are arranged in whorls of four to six, exhibiting a lanceolate shape with finely serrated margins, which contribute to its overall aesthetic appeal. The plant possesses a robust root system that anchors it in sediment, while its stems are flexible, allowing it to sway with water currents. Anacharis features small, inconspicuous flowers that emerge above the water's surface, typically white or pale green, with three petals. Its morphology is adapted for submersion, with air-filled cavities in the stem aiding buoyancy, and it can exhibit a dense growth pattern that provides habitat for various aquatic organisms. Notably, it lacks significant sexual dimorphism, as both male and female flowers appear on the same plant, and it has no specialized defensive adaptations, relying instead on its rapid growth to outcompete other aquatic flora.
Behavior & temperament
Egeria densa is primarily a benthic plant that thrives in freshwater environments, often forming dense colonies in slow-moving waters such as lakes, ponds, and rivers. It exhibits a clonal growth habit, allowing it to spread rapidly through vegetative propagation. Anacharis does not exhibit hierarchical social structures, as it is not a mobile organism; instead, it occupies the substrate and water column, providing shelter for various aquatic fauna. During the breeding season, it produces flowers that are pollinated by insects, leading to the formation of seeds. This species is generally non-aggressive and can coexist peacefully with other aquatic plants and animals, making it a popular choice for aquariums and aquatic gardens.
Diet & feeding
Egeria densa is an omnivorous aquatic plant that primarily utilizes photosynthesis for energy, supplemented by nutrients absorbed from the water column and substrate. In captivity, it requires a nutrient-rich substrate and may benefit from liquid fertilizers to promote healthy growth.
Behind the name
Egeria (from Greek 'Egeria', a nymph associated with springs); densa (Latin for 'dense' or 'thick').
Plan your tank
Check the numbers before you buy: tank volume, a stocking plan, cycle progress, water changes, and your ongoing care routine.
Keeping Anacharis?
AquaLens identifies your fish and plants from a photo, tracks water chemistry, and flags health issues early — free on iOS and Android.
