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A picture of a Giant Helleborine

Giant Helleborine

Epipactis gigantea

Also known as

Chatterbox Orchid, Stream Orchid

Epipactis gigantea 4 by Stan Shebs (CC BY-SA 3.0)

Partial Shade
Frequent watering
Frost Hardy

H5

RHS hardiness

-15°C

Minimum temperature

Expected size

Height
Spread

1m

Max

50cm

50cm

Min

10cm

5 years to reach maturity

Flowering

  • spring
  • summer
  • autumn
  • winter

More images

Epipactis gigantea - Flickr 003
Epipactis gigantea Orchi 141
Epipactis gigantea meadow-clump

Overview

Herbaceous perennial species that reaches heights of around 60cm. It produces interesting flowers with one plane of symmetry down the middle. Up to 15 flowers are borne on a single spike and these are coloured yellow-brown, green or pink, with conspicuous red veining.