Plant Care Humulus japonicus

Humulus japonicus

About Humulus japonicus

The Japanese Hop is an annual, climbing or twining vine in the hemp family. It is native to eastern Asia. The leaves are opposite, mostly 5-lobed with a rough texture. The male and female vines produce small, five-petaled flowers. Fruits are enclosed in a papery sac-like bract.


Humulus scandens

Also known as

Humulus japonicus, Japanese hop and wild hop

How to care for Humulus japonicus


How often to water your Humulus japonicus

Water needs for Humulus japonicus
0.5 cups
every 9

Humulus japonicus needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Calculate water needs of Humulus japonicus

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Humulus japonicus in your home

Light needs and placement for plant Humulus japonicus: 1ft from a window
1ft or less from
a window

Humulus japonicus love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Humulus japonicus does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Humulus japonicus in your home 🏡.


How to fertilize Humulus japonicus

Nutrient, fertilizer, and repotting needs for Humulus japonicus: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Humulus japonicus after it doubles in size or once a year—whichever comes first.

Difficulty Level

Humulus japonicus can be challenging to care for, according to some plant parents. Check out the reviews down below to learn from their experiences!

Water Needs
Sunlight Needs
Growth Pattern

Care Summary for Humulus japonicus

Humulus japonicus

Humulus japonicus

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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