Plant Care Kerria Japonica

Kerria Japonica

About Kerria Japonica

Japanese Kerria is a deciduous shrub that grows up to 7' tall. It is meant for the shade garden. It needs a well-drained soil and medium fertilization. It has terminal bright yellow flowers that are 1" - 11" tall.

Taxonomy

Kerria japonica
Kerria
Rosaceae
Rosales

Also known as

Japanese Kerria, Japanese Kerria, Japanese rose, Japanese marigold bush, Miracle marigold bush, Yamabuki and Kerria

How to care for Kerria Japonica

Water

How often to water your Kerria Japonica

Water needs for Kerria Japonica
0.5 cups
every 9

Kerria Japonica needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in San Jose, California.

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 Kerria Japonica

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
Light

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.

Plant care guide for Kerria Japonica in San Jose, California

San Jose, California

49% Low

Growing Kerria Japonica in San Jose right now

Light needs for plant Kerria Japonica in San Jose, California

Plant growth potential is currently very low 📉

December 7th, 2022

Sunlight intensity as measured by “net radiation” in San Jose is currently very low 📉.

The availability of high quality sunlight in your home impacts ability for plants to thrive and is key in det…

Read more

Light needs for plant Kerria Japonica in San Jose, California

Sunlight will decrease by 22% ☀️

December 7th, 2022

San Jose is trending towards lower sunlight intensity!

The amount of sunlight in San Jose is expected to decrease by 22% over the next 2 weeks to an average of 8.4 megajoules of energy per m2 per …

Read more

Light needs for plant Kerria Japonica in San Jose, California

Daylight will decrease by 0.8 hours 📉

December 7th, 2022

This month, San Jose is getting an average of 9.7 hours of clear sky sunlight per day.

Hours of daylight will decrease by 7.9% over the next two weeks. Your plants will get 9.4 total hours of dayl…

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Finding light for Japanese Kerria in your home

Light needs and placement for plant Kerria Japonica: 3ft from a window
3ft or less from
a window

Kerria Japonica may have difficulty thriving, and will drop leaves 🍃, without ample sunlight.

Place it less than 3 feet from a south-facing window to keep it happy during this time of reduced sunlight intensity in San Jose, California ⛅.

Nutrients

How to fertilize Kerria Japonica

Nutrient, fertilizer, and repotting needs for Kerria Japonica: 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 Kerria Japonica after it doubles in size or once a year—whichever comes first.

When to repot Kerria Japonica

Nutrient needs for plant Kerria Japonica in San Jose, California

Is this a good time of year to repot? No ⏳

December 7th, 2022

The growing potential in San Jose is low 📉.

Repotting in late fall or winter when the day lengths are shorter can be very stressful for a plant and cause it to go into shock.

It's best to repo…

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FAQs
Difficulty Level

Kerria Japonica is generally easy to care for, though some plant parents report facing challenges with growing it. Check out the reviews down below to read more about their experiences!


Water Needs
Sunlight Needs
Toxicity
Soil
Fertilizer
Growth Pattern
Growing Outdoors

Care Summary for Kerria Japonica

Kerria Japonica

Kerria Japonica


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 3ft from a window

Nutrients

Repot after 2x growth

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

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