Cabomba caroliniana

Scientific name: Cabomba caroliniana

Family: Cabombaceae

Usual maximum size in aquariums: 50 - 100 cm (19.69 - 39.37 inch)

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Recommended pH range for the species: 6.5 - 7.2

Recommended water hardness (dGH): 4 - 12°N (71.43 - 214.29ppm)

0°C 32°F30°C 86°F

Recommended temperature: 22 - 26 °C (71.6 - 78.8°F)

Reproduction of the plant: Cuttings

Origin (in the wild): Central America

How fast these plants grow: Fast

Recommended substrate: Rocky

Demands on lighting: Bright

Ideal placement in a fish tank: Background

Common Names

Fanwort, Green Cabomba, Carolina Fanwort, Fish Grass

Origin

Cabomba caroliniana is native to the freshwater regions of South and Central America. Over time, it has spread to other parts of the world, including North America, where it is now considered an invasive species in some areas. This plant thrives in warm, slow-moving waters, making it a popular choice for aquariums. However, its ability to spread rapidly means it must be managed carefully in the wild to prevent it from overtaking native plants.

Lighting Requirements

Cabomba caroliniana requires bright lighting to thrive. Adequate light is essential for promoting healthy growth and maintaining the vibrant green color of its leaves. If the plant receives insufficient light, its growth rate will slow down significantly, and the lower leaves may start to decay. To keep your Cabomba flourishing, use a full-spectrum aquarium light that mimics natural sunlight. Proper lighting not only enhances the plant’s appearance but also supports its photosynthetic needs.

Propagation

Propagating Cabomba caroliniana is relatively simple and can be done by taking cuttings from healthy stems. To propagate, trim the stem just below a node and remove any leaves from the lower part of the cutting. Then, gently insert the bare stem into the substrate, ideally grouping several cuttings together for a fuller look. Be careful not to crush the stem when planting, as this can damage the cutting and hinder root development. With sufficient light, the cuttings will quickly establish roots and begin to grow, forming a new lush patch in your aquarium.

Difficulty

Cabomba caroliniana has moderate care requirements, making it suitable for aquarists with some experience. While it is not overly demanding, it does need consistent attention to lighting and water quality to thrive.

Short Description

Cabomba caroliniana is a graceful aquatic plant known for its feathery, delicate leaves that create a soft, flowing appearance in aquariums. Despite its beauty, this plant is quite fragile, and its stems can break easily if mishandled. In its natural habitat, broken stems can float away and start new colonies, which is why it is sometimes classified as an aquatic weed. In the aquarium, Cabomba is often used to hide equipment like heaters or filters, adding a natural touch to the tank. However, it’s also a favorite snack for many herbivorous fish, so it’s important to monitor its condition and ensure it receives enough light. If the light levels are too low, the plant will begin to deteriorate, losing its vibrant color and lush growth.