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Ceratophyllum demersum "Mexiko" ("Rotstängelig")

°C
°dKH
Aquarium suitability: yes
Usage: Background, Plant for spawning, Midground, Water surface
Difficulty: very easy
Growth: very fast
Range and localities: 

Lake Catemaco in Veracruz (Mexico)


Habit, plant type:

  • stem
  • free-floating submerged plant
Botanical name [?]: Ceratophýllum demérsum L.

Major group (unranked): Seed plants: Flowering plants (Angiosperms)
Order: Ceratophyllales
Family: Ceratophyllaceae
Genus: Ceratophyllum

Description: 

This nice variety of common hornwort is also known under the name Cerathophyllum demersum "Rotstängelig" ("red-stemmed"). It originates from Lake Catemaco in the east of Mexico.

In comparison with "standard" forms of C. demersum, C. demersum 'Mexiko' ramifies more readily when kept under the same conditions, and its stems are of a more intensive red colour.

To be continued...

Light medium to high 
Temperature tolerance 18 to 30 °C
Optimum temperature 24 to 29 °C
Carbonate hardness 5 to 21 °dKH
pH value 6 to 8 
Carbon dioxide (CO2) 5 to 40 mg/l
Nitrate (NO3-) 10 to 50 mg/l
Phosphate (PO43-) 0.1 to 3 mg/l
Potassium (K+) 5 to 30 mg/l
Iron (Fe) 0.01 to 0.5 mg/l

Growth: very fast

Propagation: Fragmentation, Cuttings

Can grow emersed?: no

Suited for outdoor cultivation / ponds: unknown

Winter hardiness: unknown

There is no detailled information for cultivating this plant yet.
Aquascaping: fine-leaved

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