Thelypteris decursive-pinnata

Marsh Fern, Decurrent Fern

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Rhizomatous fern with lance-shaped fronds and winged rachises, thriving in damp conditions. Ideal for bog gardens or moist indoor spots.
yard Outdoor plants wb_sunny Shade / Half-shade pets Pet Friendly
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Plant Details

Common Name Marsh Fern, Decurrent Fern
Family Thelypteridaceae
Genus Thelypteris
Species Decursive-Pinnata
Origin Tropical Asia / Americas
Blooming Non-flowering plant, reproduces via spores on undersides of fronds
Leaf Color Bright green to dark green
Sunlight Shade / Half-shade
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

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Soil

Rich humus, peat moss mixed with perlite for drainage but high moisture retention. Acidic pH preferred.

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Watering

Keep consistently moist, never allow to dry out completely. Mist frequently to maintain humidity.

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Sunlight & Care

Indirect light or shade. Direct sun scorches fronds quickly; requires filtered illumination.

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Fertilization

Diluted liquid fertilizer during growing season (spring/summer), reduce in winter dormancy

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Pruning

Remove dead or brown fronds at base to encourage new growth and prevent rot

Pest Control Mealybug Scale Insect Snail Spider Mite

These are the insects and pathogens that commonly interact with this plant, including pests, parasites, and organisms typically associated with its care.

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Seasonal Periods

eco Leaf Persistence 12 months
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
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Growing Parameters

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Temperature
59° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
50% – 90%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
400 – 3000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
200 – 1500
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
35% – 75%
% volumetric
Water content in the growing medium
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Soil EC
200 – 800
mS/cm
Electrical conductivity (nutrient concentration in soil water)
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Common Problems

Something wrong with your Thelypteris decursive-pinnata? Select a symptom to diagnose and fix the issue.

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