common hop - KPU Plant DB

Scientific Name:

Humulus lupulus

Pronunciation:

HUM-uh-lus lup-OO-lus

Common Name:

common hop

Family Name:

Cannabaceae

Plant Type:

Herbaceous perennial, Invasive plant, Vine or climber

Key ID Features:

Twining vine; leaves are opposite, 3-lobed, with serrate margins and cordate base; flowers cream coloured and spiky; fruit has papery cone-like scales and is pendulous.

Habit:

Arching, Pendulous, Spreading, Twiggy

Form:

Climbing, Irregular

Texture:

Medium - coarse

Mature Height:

5 - 7m

Mature Spread:

1.5 - 2.0m

Growth Rate:

Fast

Origin:

Europe, Garden origin

Hardiness Rating:

Zone 4: (-34 to -29 °C)

Exposure:

Full sun, Part sun/part shade

Soil/Growing Medium:

Humus rich, Well-drained

Water Use:

Low

Landscape Uses:

Arbors or trellis, Attract birds, Attract butterflies, Dried flower or fruit, Fall interest, Herb, Screening, Summer interest

Additional Info:

Google. Cultivars shown or on campus may include H. 'Aureus'. Cultivars developed for dark beers include H. 'Cascade'.

Leaf Morphology:

Glossary

Form:

Simple, Lobed

Arrangement:

Opposite

Texture/Venation:

Leathery, Heavily veined

Surfaces:

Rugose

Colour in Summer:

Green, Green-yellow, Yellow

Colour in Fall:

Yellow

Shapes:

Orbicular, Other

Bases:

Cordate

Margins:

Pinnately lobed, Serrate

Additional Info:

Spectacular fall colour

Inflorescence Type:

Catkin (ament), Spike-like

Flower Morphology:

Dioecious plant

Number Of Petals:

0

Ovary Position:

Superior

Colour (petals):

Not showy, Yellow

Flower Scent:

Fragrant

Flower Time at Peak:

Jun, Jul

Additional Info:

male flowers in catkins and female flowers in papery cone-like spikes

Fruit Type:

Achene, Multiple fruit

Fruit Colour:

Brown (straw color)

Fruiting Time:

Sep, Oct

Additional Info:

Showy, Accessory tissue, the female catkins or strobili are collected in the fall as a unit and seeds are used used for flavoring beer; in nature they'll come apart and release individual samaras