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Osmunda regalis

Names

Common Names
Royal Fern, Herb Christopher (or St Christopher's Herb), Bog Onion

Growth

Height
6-20 inches
Spread
35–47 inches
Growth Rate
Moderate

Appearance

Bloom Color
Insignificant
Foliage Color
Green, turning yellow or brown in fall
Fall Foliage Color
Yellow to Golden Brown

Environment

Hardiness Zones
Zones 3-10
Sunlight Requirements
Ideal sunlight: Part shade to full shade. Tolerates partial sun in bog-like conditions.
Soil Type
Acid, humus-rich, moist to wet soil
Soil Drainage
Moist to wet, with good water retention and the ability to tolerate standing water
Soil pH
5.5-6.5

Lifecycle

Lifecycle
Perennial
Leaf Lifecycle
Deciduous
Seasons of Interest
Spring, Summer, and Fall
Bloom Time
Spring to Fall

Reproduction

Propagation Methods
Seeds and Spores

Wildlife

Attracts Wildlife
Attracts insects, amphibians, and birds; indirectly supports pollinators

References

Taxonomy

Taxonomic Rank
Species
Author
L.
Publication
Sp. Pl. : 1065 (1753)

Superior Taxa

Kingdom
Plantae
Subkingdom
Pteridobiotina
Phylum
Polypodiophyta
Class
Polypodiopsida
Subclass
Polypodiidae
Order
Osmundales
Family
Osmundaceae
Genus
Osmunda

Synonyms

Polypodium acutum Osmunda brayeri Osmunda leschenaultii Osmunda plumieri Osmunda regalis var. obtusifolia Osmunda regalis var. brevifolia Aphyllocalpa regalis Struthiopteris regalis Osmunda longifolia Osmunda regalis var. longifolia Osmunda regalis var. capensis Osmunda spectabilis var. palustris Osmunda spicata

References

Taxonomic data from World Flora Online, accessed June 20, 2024

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