Other Terrestrial Hardy Orchids
This group of species have varying requirements.
requirements of the Gymnadenia and platanthera are detailed in the Other
Native Orchids cultural notes. The orchis aristata is a member of the
The Calopogon, Eleorchis and Pogonia are all species which thrive in bogs
or wet conditions; often growing in natural sphagum. The first two are
tuberous, whilst the Pogonia is a string like rhizome. They all begin growth
in early spring and flower in May/June. After which they die back down
fairly quickly. It is relatively easy to construct a suitable water tight
container and make a small bog garden in an alpine house or outdoor trough.
The two Cephalanthera species are rhizomatous woodland plants and they
can be grown in the garden in humus rich free draining semi-shade or in
large pots. They are fully hardy to about minus 6 degrees. the Cremistra has
similar requirements but being a tuber is best grown in apot in an alpine