Microsorum punctatum

Fishtail fern

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Taxonomy

Common Names

Fishtail fernElkhorn fernClimbing bird's nest fern

Context

nativeRegion

Southeast Asia, India, Pacific Islands, Australia.

usdaZones

10-12 (grown indoors elsewhere).

companionPlants

Asplenium nidus, Nephrolepis exaltata, Epipremnum aureum

culturalUses

Used ornamentally; occasionally in traditional medicine.

Care

LightBright, indirect light; tolerates partial shade.

WateringKeep soil consistently moist but not soggy; avoid waterlogging.

SoilWell-draining, rich organic soil, such as a peat-based mix.

FertilizerApply diluted balanced liquid fertilizer monthly during growing season.

HumidityPrefers high humidity; mist regularly or use humidity tray.

TemperatureOptimal range 18-27°C (64-81°F); avoid temperatures below 10°C (50°F).

HabitEpiphytic or terrestrial fern with erect, leathery, undivided fronds.

Mature SizeFronds typically 30-90 cm (12-35 inches) long.

Growth RateModerate growth rate under ideal conditions.

BloomingDoes not bloom; reproduces via spores on leaf undersides.

DormancyNo pronounced dormancy but slows growth in cooler temperatures.

MethodsDivision of rhizomes, Spores

DifficultyEasy (division), moderate (spores)

Best SeasonSpring or early summer for division; spores anytime in warm, moist conditions.

PruningRemove dead or yellowing fronds to encourage healthy growth.

RepottingRepot every 2-3 years or when root-bound.

Pests & DiseasesSusceptible to scale insects, mealybugs; avoid root rot by not overwatering.

ToxicityNon-toxic to humans and pets.

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