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Osmunda cinnamomea

Cinnamon Fern

A deciduous fern native to North America featuring distinct cinnamon-colored fertile fronds emerging in spring. Thrives in boggy, acidic soils with high humidity and shade.

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.

Merchant	Pot Size	Availability	Price
	-	In Stock	$27.95	Buy

info

Plant Details

Common Name	Cinnamon Fern
Family	Osmundaceae
Genus	Osmunda
Species	Cinnamomea
Origin	North America
Blooming	Produces spores on fertile fronds in late spring to summer; no true flowers.
Leaf Color	Emerald green sterile fronds, Cinnamon-brown fertile fronds
Sunlight	Shade / Half-shade
Category	Outdoor plants
Pet Friendly	check Yes

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Care & Maintenance

terrain

Soil

Highly organic, peat-heavy mix; acidic and moisture-retentive bog soil preferred.

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Watering

Keep soil constantly moist to wet; never let dry out completely. Ideal for bog environments.

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Sunlight & Care

Deep shade or filtered light only; direct sun scorches foliage rapidly.

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Fertilization

Light application of organic compost in spring during new growth emergence.

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Pruning

Remove dead brown fronds in late autumn or early winter before new growth.

Pest Control Aphid Scale Insect Slug 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 8 months

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

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Growing Parameters

thermostat

Temperature

5° – 82°

Fahrenheit

Ideal ambient air temperature range for healthy growth

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Humidity

60% – 95%

% relative

Optimal relative air humidity the plant thrives in

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Light (LUX)

200 – 3000

Lux

Ambient illuminance level at the plant's surface

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Light (PAR)

50 – 250

mmol/m²/s

Photosynthetically active radiation (PAR) intensity

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Soil Moisture

40% – 90%

% 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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info Price unavailable

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