Java Fern (Microsorum pteropus) is a beginner-level aquarium plant. A tough, shade-tolerant fern that grows attached to wood or rock. Do not bury the rhizome, or it will rot.

Care facts at a glance

Scientific nameMicrosorum pteropus
FamilyPolypodiaceae
OriginSoutheast Asia
Height6-14 in
LightLow
CO2Not required
PlacementAttach to wood or rock
Growth rateSlow
Temperature68-82°F
pH6.0-7.5
DifficultyBeginner
PropagationRhizome division, plantlets on old leaves

Quick tips

  • Tie or glue onto hardscape; do not plant in substrate.
  • Black spots on old leaves are normal.
  • Thrives in low light, great for beginners.

San Diego water

Captive-bred stock usually adapts to San Diego tap water with slow acclimation. For best color and health, many keepers blend tap with RO/DI water. Learn the numbers in our San Diego tap water guide.

New to planted tanks? Start with our beginner planted tank guide and the plant fertilizer guide.

Find it at Pet Zone

Pet Zone Tropical Fish is a San Diego aquarium store with two locations. Stock changes daily, so call ahead if you are after a specific species or plant. Shop online at petzonesd.com.

Pet Zone Convoy

4160 Convoy St, San Diego, CA 92111
(858) 987-0309
Open daily, 10am-6pm

Aquascaping, planted tanks

Pet Zone Mid-City

4266 University Ave, San Diego, CA 92105
(619) 283-1812
Closed Monday; Tue-Fri 10:30am-6pm, Sat 11am-6pm, Sun 11am-4pm

Monster fish, koi