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Hudson Bay Tea Wikimedia Commons
Ericaceae

Hudson Bay Tea

Rhododendron tomentosum

Arctic resilience and pioneer spirit.

Family
Ericaceae
Genus
Rhododendron
Native to
northern Europe, northern Asia, northern North America
Bloom season
Late Spring, Early Summer
Type
evergreen shrub
Height
30–120 cm
Sunlight
full sun to part shade
Soil
acidic, boggy, peaty
Water
high; consistently moist
Hardiness
2–6
Lifespan
perennial; long-lived shrub

Did you know

  • Also called Labrador tea, it was brewed by Indigenous peoples and fur traders across subarctic Canada.
  • The undersides of the leaves are covered in woolly, rust-colored hairs that reduce water loss in cold winds.
  • The aromatic leaves contain ledol, a mildly toxic compound — excessive consumption can cause headaches.
  • During the American Revolution, colonists used it as a tea substitute when boycotting British tea.
  • It was reclassified from the genus Ledum to Rhododendron based on molecular DNA evidence.

Color meanings

White

northern purity and survival

Uses

  • herbal tea (in moderation)
  • bog gardens
  • traditional medicine
  • insect repellent