Feverwort

(Triosteum perfoliatum)

Feverwort (Triosteum perfoliatum)

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Estimated Native Range
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Summary

Triosteum perfoliatum, commonly known as Feverwort, is a deciduous perennial herb native to rich woods, thickets, and forest clearings in the Central and Eastern United States. It typically grows to a height of 2-4 feet (0.6-1.2 meters) and a width of 1 foot (0.3 meters). Feverwort features coarse, hairy stems and large leaves that clasp the stem, giving it a distinctive appearance. The plant produces small, tubular purple flowers in the late spring to early summer, which are followed by yellow-orange berries in the fall. The berries are notable for their use as a coffee substitute when dried, roasted, and ground.

Feverwort is valued for its medicinal history and can be used in naturalistic plantings or woodland gardens. It prefers partial shade to full shade and thrives in moist, well-drained soils rich in organic matter. While not particularly drought-tolerant, it can adapt to various soil conditions if adequate moisture is provided. Gardeners should be aware that it can spread by rhizomes and may require management to prevent it from becoming too aggressive in a garden setting.CC BY-SA 4.0

Plant Description

  • Plant Type: Herb
  • Height: 2-4 feet
  • Width: 0.5-1 feet
  • Growth Rate: Moderate
  • Flower Color: Purple
  • Flowering Season: Spring, Summer
  • Leaf Retention: Deciduous

Growth Requirements

  • Sun: Full Sun
  • Water: Medium
  • Drainage: Slow, Medium

Common Uses

Low Maintenance

Natural Habitat

native to rich woods, thickets, and forest clearings in the Central and Eastern United States

Other Names

Common Names: Common Horsegentian, Common Horse-Gentian, Late Horse-Gentian, Perfoliate Horse-Gentian, Perfoliate Tinker’s-Weed, Trioste Perfolié, Triostée Perfoliée, Skålfeberrot

Scientific Names: , Triosteum perfoliatum, Triosteum perfoliatum var. perfoliatum, Karpaton hastatum, Triosteum connatum, Triosteum majus, Triosteum obovatum,

GBIF Accepted Name: Triosteum perfoliatum L.