Java Fern

Description

Java Fern (Microsorum pteropus)

Care Level: Easy
Lighting: Low to Medium
CO₂: Not required
Placement: Midground / Background / Attached to wood or rock
Growth Rate: Slow to Moderate

Temperature: 68–82°F
pH: 6.0–7.8
GH: 3–12
KH: 2–8

Light Requirements:
Thrives in low to medium light. Lower light keeps growth steady and low-maintenance, while moderate light can slightly increase growth rate.

CO₂ Requirements:
Not required. Performs well in low-tech setups, though CO₂ will speed up growth.

Nutrient Requirements:
Water column feeder

Size and Growth Form
Produces long, narrow green leaves typically reaching 8–14 inches tall. Grows from a horizontal rhizome and must be attached to driftwood or rock—do not bury the rhizome.

Why Aquarists Buy This Plant
One of the most dependable plants in the hobby. Handles a wide range of conditions, resists melt, and works in almost any freshwater setup without fuss.

Aquascaping Use
Ideal for attaching to driftwood or rock to create a natural, established look in midground and background areas.

Species Background
Native to Southeast Asia, Microsorum pteropus grows attached to hard surfaces in flowing water environments. Its durability and adaptability have made it a staple in freshwater aquariums for decades.