Royal Fern

Scientific Name: Osmunda regalis L. var. spectabilis (Willd.) A. Gray


Classification: Plantae/ Tracheobionta / / Pteridophyta / Filicopsida / / Polypodiales / Osmundaceae / Osmunda L./ Osmunda regalis L. var. spectabilis (Willd.) A. Gray

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General Information
Usda SymbolOSRES
GroupFern
Life CyclePerennial
Growth HabitsForb/herb
Native LocationsOSRES

Plant Guide

Use soil moisture sensors to measure the soil moisture of Royal Fern.

Plant Traits

Growth Requirements

Moisture UseMedium
Adapted to Coarse Textured SoilsYes
Adapted to Fine Textured SoilsYes
Adapted to Medium Textured SoilsYes
Anaerobic ToleranceMedium
CaCO3 ToleranceLow
Cold Stratification RequiredNo
Drought ToleranceLow
Fertility RequirementMedium
Fire ToleranceLow
Frost Free Days, Minimum110
Hedge ToleranceNone
pH, Maximum5.2
pH, Minimum4.3
Planting Density per Acre, Maxim4800
Planting Density per Acre, Minim3450
Precipitation, Maximum60
Precipitation, Minimum35
Root Depth, Minimum (inches)14
Salinity ToleranceNone
Shade ToleranceTolerant
Temperature, Minimum (°F)-33


Morphology/Physiology

BloatNone
Shape and OrientationErect
ToxicityNone
Active Growth PeriodSpring
Coppice PotentialNo
Fall ConspicuousNo
Fire ResistantNo
Flower ConspicuousNo
Foliage ColorGreen
Foliage Porosity SummerModerate
Foliage Porosity WinterPorous
Foliage TextureFine
Growth FormRhizomatous
Growth RateRapid
Height, Mature (feet)4.5
Known AllelopathNo
Leaf RetentionNo
LifespanModerate
Low Growing GrassNo
Nitrogen FixationNone
Resprout AbilityNo
Fruit/Seed ConspicuousNo


Reproduction

Propagated by CuttingsNo
Propagated by SeedYes
Propagated by SodNo
Propagated by SprigsYes
Propagated by TubersNo
Fruit/Seed Period EndSummer
Seed Spread RateSlow
Seedling VigorMedium
Small GrainNo
Vegetative Spread RateSlow
Propagated by ContainerYes
Propagated by BulbNo
Propagated by Bare RootNo
Fruit/Seed PersistenceYes
Fruit/Seed Period BeginSpring
Fruit/Seed AbundanceLow
Commercial AvailabilityRoutinely Available
Bloom PeriodLate Spring
Propagated by CormNo


Suitability/Use

Veneer ProductNo
Pulpwood ProductNo
Post ProductNo
Palatable HumanNo
Nursery Stock ProductNo
Naval Store ProductNo
Lumber ProductNo
Fodder ProductNo
Christmas Tree ProductNo
Berry/Nut/Seed ProductNo
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