More info
Datasheet
| Aquarium Compatible | yes |
| Plant Outdoor | unknown |
| Plant Emersed Growth | no |
| Plant Growth | very fast |
| Temperature Tolerance | 20°C / 68.00°F - 28°C / 82.40°F |
| Carbonate Hardness | 1-14 kh |
| pH Value | 5-7.5 ph |
| Light | medium-high |
| Carbon Dioxide (CO2) | 10-40mg/lmg/l |
| Nitrate (NO3-) | 10-50mg/lmg/l |
| Phosphate (PO43-) | 0.1-3mg/lmg/l |
| Potassium (K+) | 5-30mg/lmg/l |
| Iron (Fe) | 0.01-0.5mg/lmg/l |
General Description
Najas madagascariensis Rendle, commonly known as Najas, is a fast-growing aquatic plant belonging to the Hydrocharitaceae family. Originating from Madagascar, this plant falls under the major group of seed plants known as flowering plants (Angiosperms). It thrives well in medium to high light conditions and requires a pH range of 5-7.5, making it a suitable choice for aquariums.
Aquarium Suitability
Najas is an easily adaptable plant suitable for aquariums due to its fast growth rate and low demands. It can be used in the background or midground of aquarium setups, adding a lush greenery to the aquatic environment. When properly maintained within the recommended water parameters (see table), Najas can be a vibrant addition to freshwater tanks.
Demands and Hardiness
Considered an easy plant to care for, Najas has low demands, making it ideal for beginners in the hobby. It thrives in temperatures ranging from 20-28°C and requires a moderate to high light intensity level. With a preference for a slightly acidic to neutral pH range, Najas can tolerate carbonate hardness levels from 1-14.
Aquascaping & Usage
In aquascaping, Najas can be utilized as a background or midground plant to provide depth and visual appeal to the tank. Its fast growth makes it a favorite among hobbyists looking to create lush and dense aquatic landscapes. The plant’s ability to thrive in a variety of water conditions further enhances its versatility in aquascaping designs.
Propagation
Najas can be propagated through various methods such as fragmentation, runners, cuttings, and splitting, allowing aquarists to easily multiply their plant population. Additionally, cutting off daughter plants is another effective way to propagate Najas and expand its presence within the aquarium.
Habitat and Distribution
Native to Madagascar, Najas madagascariensis Rendle is typically found in aquatic habitats like ponds, lakes, and slow-moving streams. Its distribution is mainly concentrated in regions where it can establish in nutrient-rich waters with ample access to sunlight, facilitating its rapid growth and propagation within its natural habitat.