Polystichum acrostichoides

Christmas Fern

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Hardy evergreen fern native to eastern North America, featuring dark green leathery fronds that persist through winter. Ideal for shaded gardens or resilient indoor plants in cool climates.
yard Outdoor plants wb_sunny Shade / Half-shade pets Pet Friendly
info Pot sizes shown are estimations. Real dimensions may vary depending on the merchant.
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Plant Details

Common Name Christmas Fern
Family Dryopteridaceae
Genus Polystitchum
Species Acrostichoides
Origin Eastern North America
Blooming Ferns reproduce via spores, not flowers. Spore clusters appear on undersides of fronds in late summer to fall.
Leaf Color 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 soil with good drainage; peat moss mixed with perlite for pot culture to retain moisture without waterlogging.

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Watering

Keep soil consistently moist but not waterlogged; high humidity preferred during growing season, reduce slightly in dormancy.

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Sunlight & Care

Prefers partial to full shade; direct sun can scorch fronds. Best in dappled light conditions indoors.

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Fertilization

Apply balanced liquid fertilizer monthly during spring and summer growth period; avoid over-fertilizing.

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Pruning

Remove dead or damaged fronds in early spring to encourage new growth and maintain aesthetic appearance.

Pest Control Mealybug Scale Insect 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
thermostat

Growing Parameters

thermostat
Temperature
50° – 75°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
40% – 80%
% relative
Optimal relative air humidity the plant thrives in
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Light (LUX)
500 – 3000
Lux
Ambient illuminance level at the plant's surface
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Light (PAR)
20 – 150
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
30% – 65%
% volumetric
Water content in the growing medium
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Soil EC
300 – 1500
mS/cm
Electrical conductivity (nutrient concentration in soil water)

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