Plant comparison
African Water Fern vs Cryptocoryne Wendtii
How the African Water Fern and Cryptocoryne Wendtii compare on care, size, water and temperament, and which plant suits your tank.
By Mike ElmiraUpdated
TL;DR, African Water Fern vs Cryptocoryne Wendtii
The African Water Fern and the Cryptocoryne Wendtii come up together a lot when people are choosing a plant, and they are close enough to weigh side by side. Both are happy somewhere around 22 to 26 °C and pH 6 to 7, so a single tank can suit either one. The Cryptocoryne Wendtii is the more forgiving of the two, which matters if this is an early tank, while the African Water Fern rewards a bit more attention. Read the full care notes on each below and pick the one whose look and pace fit the tank you're building.
Group compatibility overview
Excellent fit
Every key parameter overlaps and no major conflicts surfaced.
Temperature
- African Water Fern20–26 °C
- Cryptocoryne Wendtii22–28 °C
pH
- African Water Fern5.5–7
- Cryptocoryne Wendtii6–8
Hardness
- African Water Fern1–8 dGH
- Cryptocoryne Wendtii2–15 dGH
Full attributes
Every parameter, side by side| Parameter |  PlantAfrican Water FernBolbitis heudelotii |  PlantCryptocoryne WendtiiCryptocoryne wendtii |
|---|---|---|
| Category | Plant | Plant |
| Origin | Central and West Africa | Sri Lanka |
| Family | Dryopteridaceae | Araceae |
| Temperature | 20–26 °C | 22–28 °C |
| pH | 5.5–7.0 | 6.0–8.0 |
| Hardness (dGH) | 1–8 | 2–15 |
| Flow rate | Medium to High | Low to Medium |
| Max height | 15–40 cm | 15–25 cm |
| Difficulty | 3 / 5 | 2 / 5 |
| Light | Low to Medium | Low to Medium |
| CO₂ | Recommended | None to Optional |
| Growth rate | Slow | Slow to Medium |
Frequently asked questions
Direct answers to the questions search engines and AI assistants surface most often about this species.
Can you keep African Water Fern and Cryptocoryne Wendtii together?
Yes. Their temperature and pH ranges overlap around 22 to 26 °C and pH 6 to 7, so one set of water conditions keeps both comfortable. Match group sizes and cover the usual planted-tank basics and they share a tank fine.
Which is easier to keep, the African Water Fern or the Cryptocoryne Wendtii?
The Cryptocoryne Wendtii is the easier of the two, closer to beginner-friendly, while the African Water Fern leans middle-of-the-road.
Do African Water Fern and Cryptocoryne Wendtii need the same water?
Close to it. Aim for 22 to 26 °C and pH 6 to 7 and you're in the shared sweet spot for both. Full ranges are in the table above.
What's the main difference between the African Water Fern and the Cryptocoryne Wendtii?
Placement and light. The African Water Fern works as midground or background, the Cryptocoryne Wendtii as midground, and their light needs differ, which is covered in the table.