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common hop

Scientific Name: Humulus lupulus var. lupulus

Family: Cannabaceae

Category: Dicot

Growth: Vine, Forb/herb

Duration: Perennial

Other Names:

       

Common Hop (Humulus lupulus)

The common hop, scientifically known as Humulus lupulus, is a versatile and widely recognized plant with a rich history. Its use in brewing is well-documented, but it also has interesting botanical characteristics and ecological considerations.

Considerations for Pets

  • The text mentions that skin contact with the plant may cause hazards.

Taxonomy and Nomenclature

  • Scientific Name: Humulus lupulus
  • Common Names: Common Hop, Hop, European Hop
  • Family: Cannabaceae
  • Genus: Humulus
  • Synonyms: Hummulus Luppulus (misspelling in source text)

Distribution and Habitat

  • Native to Europe, western Asia, and North America.
  • Found in temperate regions around the world.
  • Can be found growing wild in the Atlantic states.
  • Common Hop Sedge thrives in any sun exposure but prefers wet to medium-wet soils.
  • Can be found in a variety of wetlands like pond edges, lake shores, marshes, swamps, ditches, and wooded ravines.

Ecological Role

  • Invasive non-native species: Humulus japonicus (Japanese Hops) is mentioned as an invasive species.

Morphological Characteristics and Growth Habits

  • Herbaceous, perennial, dioecious climbing plant (vine).
  • Climbs up to 9 meters (approximately 30 feet).
  • Requires support for its climbing habit.
  • Stems are quadriacies, up to 5
  • Leaves are cordate.
  • Flowers are arranged in conelike spikes.
  • Rapid growth each year.

Interactions with Other Organisms

  • Used in brewing for its bitter and aromatic qualities. The female flowers (cones) contribute to the flavor and prevent bacterial contamination during fermentation.
  • Exhibits bacteriostatic properties towards Gram-positive bacteria.
  • Susceptible to diseases such as Powdery Mildew.

Quirky Facts

  • Humulus lupulus (hops) and Cannabis sativa (marijuana) share common aroma terpenes and the precursor molecule isoprene.

Further Information

  • USDA hardiness zones 5-7
  • WebMD: Patient medical information for Hops
  • Lowes.com: Availability for purchase online or in stores
  • Shutterstock: Common hop stock photos, vectors, and illustrations
  • dict.cc German-English Dictionary: Translation for common hop Humulus lupulus