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Datasheet
| Aquarium Compatible | yes |
| Plant Outdoor | unknown |
| Plant Emersed Growth | yes |
| Plant Growth | fast |
| Temperature Tolerance | 4°C / 39.20°F - 28°C / 82.40°F |
| Temperature | 18°C / 64.40°F - 25°C / 77.00°F |
| Carbonate Hardness | 0-14 kh |
| pH Value | 5-7 ph |
| Light | medium-high |
| Carbon Dioxide (CO2) | 20-40mg/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
Juncus repens, commonly known as Creeping Rush, is a unique aquatic plant belonging to the rush family (Juncaceae). It stands out with its combination of a stem-like structure interrupted by tufts of narrow, pointed leaves at regular intervals. This rush species is found predominantly in the southeastern US, where it thrives both above and below the water surface.
Aquarium Suitability
Suitable for aquariums, Juncus repens exhibits an easy-going nature with versatile growth patterns. Its adaptability to various setups makes it a favored choice among hobbyists, thriving equally well in low light or strong light conditions. While it can display a reddish hue with ample light and nutrients, it maintains a lush green color under reduced lighting. The plant's moderate growth rate allows for easy maintenance, though it may be prone to green spot algae.
Demands and Hardiness
Juncus repens is an easy-care plant that accommodates a wide range of water parameters, including a pH level of 5-7, and a temperature range of 18-25°C. It requires moderate to high lighting and benefits from carbon dioxide supplementation (20-40mg/l). The plant can withstand somewhat colder temperatures but caution is advised in extreme conditions.
Aquascaping & Usage
With its variable nature, Juncus repens offers diverse aquascaping possibilities. It can be utilized as a filler plant, background plant, midground accent, or even a foreground plant when regularly trimmed to maintain its height. This versatility makes it suitable for tanks of various sizes and styles.
Propagation
Propagation of Juncus repens is best achieved through the cutting off of the upper part of a shoot under a leaf cluster, followed by replanting. This plant propagation method does not require the new plant to have roots immediately, allowing for a seamless reproduction process.
Habitat and Distribution
Naturally found in the southeastern and eastern USA, as well as in regions like Tabasco in Mexico and Cuba in the West Indies, Juncus repens thrives in both emersed and submersed habitats. While not widely available in its native habitat, it is a popular choice among European hobbyists, adding a touch of flair to aquatic environments worldwide.