Cryptocoryne Undulata (Cryptocoryne undulata) Care Guide

A medium-sized Cryptocoryne with elegantly wavy leaf edges that add movement and texture to the midground.

Overview

Cryptocoryne undulata is an aquatic plant in the family Araceae. A medium-sized Cryptocoryne with elegantly wavy leaf edges that add movement and texture to the midground. Very tolerant of low-light conditions and one of the most forgiving Cryptocoryne species for beginners.

Taxonomy

Family: Araceae
Genus: Cryptocoryne
Scientific name: Cryptocoryne undulata
Other names: Undulate Crypt

Habitat

Endemic to Sri Lanka, where it inhabits shaded streams in the central and southern parts of the island. Often treated as Cryptocoryne undulatus in modern literature. Hardy and tolerant of variable water parameters.

Growth requirements

Light: low (≈30-50 PAR at substrate)
CO2: optional (CO2 improves growth and coloration)
Temperature: 22-28 °C
pH: 6-7.5
GH: 2-15 °dGH
Substrate: nutrient-rich aquasoil or fertilised gravel
Nutrient demand: low
Growth rate: slow
Difficulty: beginner

Placement

Recommended placement: midground
Maximum height: 20 cm

Propagation

In cultivation the plant is propagated by runners (daughter plants on horizontal stolons).