Anubias barteri var. nana

Anubias barteri var. nana is one of the most popular and widely used aquatic plants in the aquarium hobby. Known for its hardy nature, slow growth, and deep green leaves, this plant has become a staple in aquascaping. Its compact size and adaptability make it suitable for a wide range of aquarium styles, from beginner tanks to advanced nature-style aquascapes.

Native to West Africa, Anubias barteri var. nana naturally grows along riverbanks, attached to rocks, wood, and other submerged surfaces. In its natural habitat, the plant often grows partially submerged in shaded areas with gentle water flow. Because of these conditions, it has evolved to tolerate lower light levels and variable water parameters, which makes it especially resilient in aquarium environments.

The plant grows from a horizontal rhizome, a thick creeping stem that produces both roots and leaves. The leaves are dark green, oval-shaped, and have a thick, leathery texture that helps protect them from damage. These durable leaves are one of the reasons the plant is so popular, as they are resistant to grazing by many fish and shrimp species.

Unlike traditional rooted plants, Anubias barteri var. nana should not have its rhizome buried in the substrate. Doing so can cause the rhizome to rot. Instead, the plant is usually attached to driftwood, rocks, or other hardscape elements using aquarium-safe glue, thread, or fishing line. Over time, the roots will naturally anchor themselves to the surface.

Because of its compact growth, this plant is typically used in the foreground or midground of planted aquariums. Aquascapers often place it around stones or along pieces of driftwood to create a natural, forest-like appearance. When several plants are grouped together, they form dense clusters that add texture and depth to aquascaping layouts.

One of the biggest advantages of Anubias barteri var. nana is its ability to thrive in low to moderate lighting conditions. While stronger lighting can slightly increase growth rates, the plant performs very well even in low-tech aquariums without CO₂ injection. This makes it an excellent choice for beginner aquarists or aquariums with simple equipment setups.

CO₂ supplementation can improve growth and encourage slightly larger leaves, but it is not required. Because the plant grows slowly, it also requires less frequent trimming and maintenance compared to many fast-growing aquatic plants.

Anubias species absorb most of their nutrients from the water column rather than the substrate. As a result, regular dosing of liquid fertilizers containing micronutrients such as potassium and iron can help maintain healthy growth and vibrant foliage.

Propagation is straightforward and occurs through rhizome division. When the plant becomes large enough, the rhizome can be cut into sections, ensuring each section contains several healthy leaves and roots. These new segments can then be attached to different hardscape surfaces within the aquarium.

In aquascaping design, Anubias barteri var. nana is valued for its versatility. Its dark green leaves create strong visual contrast with lighter plants and carpeting species. It pairs particularly well with mosses, Bucephalandra, and ferns such as Microsorum pteropus (Java fern). This combination is commonly used in natural aquascapes inspired by tropical river environments.

Another benefit of this plant is its durability in community aquariums. The thick leaves are generally ignored by herbivorous fish, and the plant provides shelter and grazing surfaces for shrimp and small aquarium inhabitants.

Because of its resilience, compact size, and timeless appearance, Anubias barteri var. nana remains one of the most reliable plants for planted aquariums. Whether used as a subtle accent or as part of a larger aquascaping composition, it brings natural beauty and stability to freshwater aquariums.