Plant Care Phlox Speciosa

Phlox Speciosa

Also known as

Woodhouse's phlox, Woodhouse's phlox and Showy phlox


Phlox speciosa

How to care for Phlox Speciosa


How often to water your Phlox Speciosa

Water needs for Phlox Speciosa
0.5 cups
every 9

Phlox Speciosa needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Washington, District of Columbia.

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

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.

Plant care guide for Phlox Speciosa in Washington, District of Columbia

Washington, District of Columbia

48% Low

Growing Phlox Speciosa in Washington right now

Light needs for plant Phlox Speciosa in Washington, District of Columbia

Plant growth potential is currently low 📉

November 27th, 2021

Sunlight intensity as measured by “net radiation” in Washington is currently low 📉.

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

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Light needs for plant Phlox Speciosa in Washington, District of Columbia

Sunlight intensity will decrease by 29.4% ☀️

November 27th, 2021

Washington is trending towards lower sunlight intensity!

The amount of sunlight in Washington is expected to decrease by 29.4% over the next 2 weeks to an average of 7.5 megajoules of energy per m…

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Light needs for plant Phlox Speciosa in Washington, District of Columbia

Daylight will decrease by 1.2 hours 📉

November 25th, 2021

This month, Washington is getting an average of 9.1 hours of clear sky sunlight per day.

Hours of daylight will decrease by 11.4% over the next two weeks. Your plants will get 9.3 total hours of d…

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Finding light for Woodhouse's phlox in your home

Light needs and placement for plant Phlox Speciosa: 1ft from a window
1ft or less from
a window

Phlox Speciosa 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 Washington, District of Columbia ⛅.

Phlox Speciosa does not tolerate low-light 🚫.


How to fertilize Phlox Speciosa

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

When to repot Phlox Speciosa

Nutrient needs for plant Phlox Speciosa in Washington, District of Columbia

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

November 26th, 2021

The growing potential in Washington is very 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 …

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Water Needs
Sunlight Needs
Growth Pattern

Care Summary for Phlox Speciosa

Phlox Speciosa

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

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