Scientific Name Pronounciation:
Plant Hardiness Zones:
Plant Hardiness Zone(s):
2-5 ft. H X 2-4 ft. W
Bloom Time Notes:
Deciduous; light green; 6-12 inches wide; deeply lobed; forms symmetrical clump.
Fertile fronds begin bright green in spring, turning to cinnamon brown; shorter and more narrow than sterile fronds; wither after spores released.
Bogs; thickets; wet woods; swamps; ditches; streambanks; poorly drained, acid soils with high organic content.
Division of clumps; fresh spores can be sown on potting soil and exposed to light; expect rapid development.
Sun or Shade:
Cinnamon Fern (Osmunda cinnamomea) thrives in partial shade, but with more water it can take nearly full sun; long-lived perennial; moist, humus-rich acid soil. This fern is unmistakable when fertile fronds are present, but may be confused for other ferns when not.