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Humulus lupulus (Common hop)
Smith, R.W.

Humulus lupulus

Humulus lupulus L.

Common Hop

Cannabaceae (Hemp Family)



USDA Native Status: L48 (NI), CAN (NI)

This species includes botanical varieties that are North American natives. However, it also includes botanical varieties that are not native to North America, e.g. Humulus lupulus var. lupulus, Common Hop. Non-native taxa are not treated in this database.


From the Image Gallery

3 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Vine
Fruit Type: Achene
Size Notes: Stems twining, up to about 30 feet long.

Bloom Information

Bloom Color: White , Yellow
Bloom Time: Jul , Aug , Sep


USA: AL , AR , AZ , CA , CO , CT , DC , DE , GA , IA , ID , IL , IN , KS , KY , MA , MD , ME , MI , MN , MO , MT , NC , ND , NE , NH , NJ , NM , NV , NY , OH , OK , OR , PA , RI , SC , SD , TN , TX , UT , VA , VT , WA , WI , WV , WY
Canada: MB , NB , NS , PE , SK


Use Food: EDIBLE PARTS: Extracts of fruit bracts used to flavour beer. (Poisonous Plants of N.C.)
Warning: POISONOUS PARTS: Leaves, flowers, pollen. Skin irritation upon contact. Toxic principle: Volative oils and bitter acids. (Poisonous Plants of N.C.)
Fragrant Flowers: yes
Attracts: Butterflies
Larval Host: Question Mark, Red Admiral

Butterflies and Moths of North America (BAMONA)

Question Mark
(Polygonia interrogationis)

Larval Host
Learn more at BAMONA
Red Admiral
(Vanessa atalanta)

Larval Host
Learn more at BAMONA

National Wetland Indicator Status

This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.


Bibref 1186 - Field Guide to Moths of Eastern North America (2005) Covell, C.V., Jr.
Bibref 1185 - Field Guide to Western Butterflies (Peterson Field Guides) (1999) Opler, P.A. and A.B. Wright

Search More Titles in Bibliography

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
Webref 23 - Southwest Environmental Information Network (2009) SEINet - Arizona Chapter

Additional resources

USDA: Find Humulus lupulus in USDA Plants
FNA: Find Humulus lupulus in the Flora of North America (if available)
Google: Search Google for Humulus lupulus


Record Modified: 2022-11-10
Research By: TWC Staff

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