Calypso bulbosa var. occidentalis

Species

Fairy Slipper

Calypso bulbosa var. occidentalis

A delicate orchid with striking pink to lavender flowers, native to western North America.

Also known as: Fairy Slipper

Calypso bulbosa var. occidentalis, commonly known as the Fairy Slipper, is a delicate orchid native to the western regions of North America, particularly in moist, shaded forests and meadows. This perennial herb typically grows to a height of 10 to 30 centimeters, featuring a single, broad, green leaf that emerges from a bulbous corm. The plant is notable for its striking flowers, which bloom in early spring and exhibit a unique pink to lavender hue, often adorned with intricate markings that attract pollinators such as bees. The fruit is a capsule that contains numerous tiny seeds, which are dispersed by wind and can germinate only in the presence of specific mycorrhizal fungi, highlighting the plant’s intricate ecological relationships.

The Fairy Slipper plays a vital role in its ecosystem, contributing to the biodiversity of forest understories and providing habitat for various insects. While it is not widely used in horticulture due to its specific habitat requirements, it is appreciated by wildflower enthusiasts and conservationists. An interesting adaptation of Calypso bulbosa var. occidentalis is its ability to thrive in low-light conditions, allowing it to flourish in the shaded environments of its native habitat. This species is also adapted to survive in nutrient-poor soils, relying on its symbiotic relationship with fungi for essential nutrients, which further emphasizes its unique ecological niche.

Care Guide

🌱 Hardiness Zone
Zone 3–7
🪨 Soil
well-drained, acidic
☀️ Light
partial shade
💧 Water
moderate moisture
🌿 Fertilization
light organic feed

Plant images courtesy of Wikimedia Commons — a free media repository maintained by volunteers worldwide. Thank you — please consider donating ♥

Browse This Plant's Classification

Domain Eukaryota
Kingdom Plantae
Phylum Magnoliophyta
Class Liliopsida
Order Orchidales
Family Orchidaceae
Genus Calypso
Species Calypso bulbosa var. occidentalis

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