| Scientific Name: | Osmundastrum cinnamomea |
| Common Name: | cinnamon fern |
| Family Name: | Osmundaceae |
| Origin: | Canada - eastern, South America, U.S. - northeast |
| Hardiness Zone: | Zone 2: (-46 to -40 °C) |
| Plant Type: | Fern |
| Mature Size: | 1.3 - 2.0m x 0.6 - 1.0m (height x width) |
| Habit: | Arching, Upright |
| Form: | Vase |
| Texture: | Medium |
| Landscape Uses: | Accent plant, Container planting, Ground cover, Group or mass planting, Specimen plant, Waterside planting, Wetland - bogs, Woodland margin |
| Exposure: | Full sun only if soil kept moist, Part sun/part shade, Filtered shade |
| Soil or Media: | Acidic, Bog, Humus rich, Well-drained |
| Leaves: | Compound, Fern-like, Basal, Soft flexible, Tomentose, Bipinnate, Lanceolate, Entire |
| Flowers: | |
| Fruit: | Sporangium (spores), Brown, May |
| Key ID Features: | |
| Fern vase-shaped; fronds erect, pinnately-compound, yellowish-green, 30-120(-150)cm long x 20-30cm wide, pubescent (fuzzy) when young, glabrous when mature, cinnamon coloured fibers found on stipe and where it's attached, pinnae alternate along the rachis, most 5-12cm long x 1-2cm wide (mid-frond), deeply incised to form lobes; spore-bearing fronds emerge early spring and soon turn cinnamon-brown, 30-90(-120)cm tall. | |