Anacharis (Egeria densa) – LiveAquaria
Anacharis, also known as Brazilian Waterweed, Brazilian Elodea, Leafy Elodea, or Dense Waterweed, is one of the most popular freshwater aquarium plants. It is well-suited for beginners due to its easy care and fast growth rate.
This plant grows up to 12 inches in an aquarium and acts as a natural oxygenator. It helps control algae by absorbing nutrients that algae need to thrive. The leaves have a bright green color that darkens when submerged in water.
Anacharis can be floated on the water surface or planted directly into the substrate. It thrives in a variety of aquarium conditions and grows faster with increased lighting.
| Key Features |
|---|
| Plant Type: Aquatic |
| Scientific Name: Egeria densa |
| Growth Rate: Fast |
| Max Height: 12 inches |
| Light Requirement: Moderate to high |
| Water Temperature: 60°F to 80°F |
| Hardiness: Easy to care for |
FAQ
How fast does Anacharis grow in an aquarium?
Anacharis grows quickly, especially with increased lighting. Growth rate can accelerate under bright, consistent light conditions.
Can Anacharis be used as a floating plant?
Yes, Anacharis can be floated on the water surface or planted in the substrate. Both methods are effective and allow the plant to thrive in different aquarium setups.
Does Anacharis help reduce algae in the tank?
Yes, Anacharis helps reduce algae by absorbing nutrients such as nitrates and phosphates that algae require to grow.

Audrey Sanderson –
I bought Anacharis for my beginner aquarium and it has grown very quickly. The plant adds oxygen and helps keep the water clear. I love how easy it is to maintain and it doesn’t require much attention. It’s perfect for someone just starting out with fish tanks.
Carl Parsons –
The plant arrived healthy and has been growing steadily in my 10-gallon tank. I noticed less algae after a few weeks. It’s bright green and looks natural in the water. I plan to add more later.
Theresa Edmunds –
Great choice for new aquarists. It grows fast and stays healthy even with moderate lighting. I used it as a floating plant and it works well without needing to be planted. The water quality has improved noticeably.