Epipactis helleborine is a cool growing terrestrial orchid commonly found in the wild. The orchid originated in Europe, but is growing as an invasive species in forested areas of the United states and Canada.
The plant blooms during summer to fall and is found usually in areas of indirect sunlight. The plant usually becomes dormant during the winter and spring. Plant grows to about 3 feet, Flowers are 2.5 cm in diameter. Flower is green and usually contain lavender tint on sepals.
Epipactis helleborine is found in Europe, Cyprus, Turkey, Israel, Jordan, Lebanon, Syria, Iraq, Iran, Afghanistan, Russia, China, eastern Himalayas, Nepal, Pakistan, western Himalayas and Bhutan in woodland area and near streams at 0 to 2500 meters elevation.
The plant usually grows in sandy or clay soil and will grow in cool temperatures. Plants rely on rhizomes for survival which are underground. The plant will remain dormant in winter. Plant growth is somewhat correlated to rainfall. Roots rely on mycorrhiza fungus to grow.
Common Names: Broad-Leaved Helleborine, Broadleaf Helleborine, Eastern Helleborine, Helleborine Orchid, Nodding Ladies' Tresses
- Serapias helleborine L. (1753) (Basionymum)
- Epipactis latifolia (L.)All. (1785)
- Helleborine helleborine (L.) Druce (1925)