Plant Care Spiraea douglasii

Spiraea douglasii

About Spiraea douglasii

Spiraea douglasii is a super rare houseplant 🌿 that is easy to grow and needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

Spiraea douglasii likes soil that is good at retaining moisture. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

Spiraea douglasii belongs to the spiraea genus, and is native to Western North America.

Taxonomy

Spiraea douglasii
Spiraea
Rosaceae
Rosales

How to care for Spiraea douglasii

Water

How often to water your Spiraea douglasii

Water needs for Spiraea douglasii
0.5 cups
every 9

Spiraea douglasii 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.

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 Spiraea douglasii in San Jose, California

San Jose, California

49% Low

Growing Spiraea douglasii in San Jose right now

Light needs for plant Spiraea douglasii in San Jose, California

Plant growth potential is currently very low 📉

December 8th, 2021

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…

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Light needs for plant Spiraea douglasii in San Jose, California

Sunlight intensity will decrease by 21.8% ☀️

December 8th, 2021

San Jose is trending towards lower sunlight intensity!

The amount of sunlight in San Jose is expected to decrease by 21.8% over the next 2 weeks to an average of 8.5 megajoules of energy per m2 pe…

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Light needs for plant Spiraea douglasii in San Jose, California

Daylight will decrease by 0.8 hours 📉

December 8th, 2021

This month, San Jose is getting an average of 9.8 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 None in your home

Light needs and placement for plant Spiraea douglasii: 1ft from a window
1ft or less from
a window

Spiraea douglasii love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to ensure it receives enough light to survive during this time of reduced sunlight intensity in San Jose, California ⛅.

Spiraea douglasii does not tolerate low-light 🚫.

Nutrients

How to fertilize Spiraea douglasii

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

When to repot Spiraea douglasii

Nutrient needs for plant Spiraea douglasii in San Jose, California

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

December 8th, 2021

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

Spiraea douglasii is generally considered an easy-to-care-for plant and makes a great choice for beginners!


Water Needs
Sunlight Needs
Toxicity
Soil
Fertilizer
Growth Pattern
Growing Outdoors

Care Summary for Spiraea douglasii

Spiraea douglasii


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft 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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