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Connecticut Plants
Hyssop-leaved Thoroughwort
Eupatorium hyssopifolium L.

This is one of around ten species of white-flowered Eupatoriums (thoroughworts, bonesets, and snakeroots) that grow in Connecticut. Hyssop-leaved thoroughwort can be identified by its very narrow leaves, which usually grow in whorls of four leaves around the stem.

  • Family: aster (Asteraceae)
  • Habitat: dry, sandy soil in fields and open woods
  • Height: 1-3 feet
  • Flower size: flowerheads 1/4 inch across
  • Flower color: white
  • Flowering time: August to November
  • Origin: native
Eupatorium hyssopifolium L.
Eupatorium hyssopifolium L.