Dennstaedtia punctilobula

Hay-scented Fern

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Dennstaedtia punctilobula is a deciduous fern featuring delicate lacy fronds that emit a distinct hay-like fragrance when crushed. It thrives in shady, moist woodland environments.
yard Outdoor plants wb_sunny Shade / Half-shade pets Pet Friendly
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Plant Details

Common Name Hay-scented Fern
Family Dennstaedtiaceae
Genus Dennstaedtia
Species Punctilobula
Origin Eastern North America
Blooming Non-flowering, reproduces via spores on frond undersides
Leaf Color Bright green to yellow-gold in autumn
Sunlight Shade / Half-shade
Category Outdoor plants
Pet Friendly check Yes
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Care & Maintenance

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Soil

Rich humus-based soil, peat moss mixed with perlite for drainage and moisture retention

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Watering

Keep soil consistently moist but not waterlogged. High humidity required; mist regularly.

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Sunlight & Care

Deep shade to partial shade only. Direct sunlight will scorch fronds rapidly.

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Fertilization

Apply diluted liquid fertilizer monthly during growing season (April-September).

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Pruning

Remove dead brown fronds in late winter before new growth emerges.

Pest Control Aphid 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
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Growing Parameters

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Temperature
50° – 82°
Fahrenheit
Ideal ambient air temperature range for healthy growth
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Humidity
60% – 90%
% 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)
50 – 200
mmol/m²/s
Photosynthetically active radiation (PAR) intensity
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Soil Moisture
40% – 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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