More info
Datasheet
| Aquarium Compatible | yes |
| Plant Outdoor | unknown |
| Plant Emersed Growth | yes |
| Plant Growth | slow |
| Temperature Tolerance | 18°C / 64.40°F - 30°C / 86.00°F |
| Temperature | 22°C / 71.60°F - 28°C / 82.40°F |
| Carbonate Hardness | 0-14 kh |
| pH Value | 5-7.5 ph |
| Light | low-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
The Zipper moss, scientifically known as Fissidens crispulus, is a delicate aquatic plant that gained popularity as an aquarium moss around 2004 under the synonym F. zippelianus. Its origins trace back to the Asian tropics and parts of Africa, where it thrives in spring sources and various wet locations. The plant's shoot patterns resemble a zipper, inspiring the vernacular name "zipper moss," proposed by Loh Kwek Leong from Singapore. With small leaves measuring around 2 mm in length on relatively long stems reaching up to 3.5 cm, F. crispulus adds an intriguing touch to aquatic environments.
Aquarium Suitability
With a medium difficulty level, Fissidens crispulus is suitable for aquariums, where it can be used as an epiphyte on hardscape elements. It is recommended for midground and foreground placement, making it ideal for nano tanks and group setups. The plant's slow growth rate and specific water conditions (see table) should be carefully managed to ensure its well-being in an aquarium environment.
Demands and Hardiness
F. crispulus, although well-suited for aquariums, is unsuitable for outdoor use in colder climates due to its winter hardiness limitations. It thrives in water temperatures between 22-28°C and exhibits a moderate tolerance range from 18-30°C. Maintaining optimal levels of carbon dioxide, nutrients, and lighting is essential for the successful cultivation of Zipper moss in aquarium settings (see table for specific requirements).
Aquascaping & Usage
In aquascaping, Fissidens crispulus is prized for its ability to add texture and interest to hardscape designs. Its compact size and unique leaf structure make it a popular choice for enhancing the visual appeal of nano tanks and foreground compositions. When used in groups, the moss creates a lush, natural look that mimics its native habitat's aesthetics.
Propagation
Propagation of F. crispulus can be achieved through splitting or by cutting off daughter plants. This allows aquarists to expand their Zipper moss population and incorporate it into various aquascape layouts.
Habitat and Distribution
The Zipper moss, Fissidens crispulus, is widely distributed in the Paleotropical regions, including Africa and tropical Asia, including Malesia. It thrives in aquatic environments such as spring sources and wet locations, where it can establish itself as an epiphyte or on rocks, adding a touch of greenery and elegance to its surroundings.