Plant Care Milfoil


Also known as

Boreal Yarrow, Boreal Yarrow, Bloodwort, Common yarrow and Yarrow


Achillea millefolium

How to care for Milfoil


How often to water your Milfoil

Water needs for Milfoil
0.5 cups
every 9

Milfoil 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.

Calculate water needs of Milfoil

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 Milfoil in Washington, District of Columbia

Washington, District of Columbia

32% Very Low

Growing Milfoil in Washington right now

Light needs for plant Milfoil in Washington, District of Columbia

Plant growth potential is currently low 📉

January 28th, 2023

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…

Read more

Light needs for plant Milfoil in Washington, District of Columbia

Sunlight will increase by 30.7% ☀️

January 25th, 2023

Washington is trending towards greater sunlight intensity!

The amount of sunlight in Washington is expected to increase by 30.7% over the next 2 weeks to an average of 8.9 megajoules of energy per…

Read more

Light needs for plant Milfoil in Washington, District of Columbia

Daylight will increase by 0.9 hours 📈

January 27th, 2023

This month, Washington is getting an average of 6.6 hours of clear sky sunlight per day.

Hours of daylight will increase by 9.8% over the next two weeks. Your plants will get 10.4 total hours of d…

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Finding light for Boreal Yarrow in your home

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

Milfoil 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 ⛅.

Milfoil does not tolerate low-light 🚫.


How to fertilize Milfoil

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

Difficulty Level

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

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Milfoil



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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