Plant Care European horse-chestnut

European horse-chestnut

About European horse-chestnut

European horse-chestnut is a super rare houseplant 🌿 that is isn’t challenging 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.

European horse-chestnut likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

European horse-chestnut belongs to the aesculus genus, and is native to Europe.

⚠️ European horse-chestnut is extremely dangerous if consumed. If you, a family member, or a pet has ingested any amount of plant material contact Poison Control, US (800) 222-1222, or your veterinarian immediately. These plants are not recommended for homes with children, cats, or dogs.


Aesculus hippocastanum

Also known as

Horse-chesnut, Horse-chestnut, Conker tree and horse chestnut

How to care for European horse-chestnut


How often to water your European horse-chestnut

Water needs for European horse-chestnut
0.5 cups
every 9

European horse-chestnut needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Boston, Massachusetts.

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 European horse-chestnut

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 European horse-chestnut in Boston, Massachusetts

Boston, Massachusetts

35% Very Low

Growing European horse-chestnut in Boston right now

Light needs for plant European horse-chestnut in Boston, Massachusetts

Plant growth potential is currently very low 📉

December 6th, 2021

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

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

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Light needs for plant European horse-chestnut in Boston, Massachusetts

Sunlight intensity will decrease by 28% ☀️

December 6th, 2021

Boston is trending towards lower sunlight intensity!

The amount of sunlight in Boston is expected to decrease by 28% over the next 2 weeks to an average of 5.6 megajoules of energy per m2 per day!…

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Light needs for plant European horse-chestnut in Boston, Massachusetts

Daylight will decrease by 1.0 hours 📉

December 6th, 2021

This month, Boston is getting an average of 7.0 hours of clear sky sunlight per day.

Hours of daylight will decrease by 10.3% over the next two weeks. Your plants will get 8.9 total hours of dayli…

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Finding light for European horse-chestnut in your home

Light needs and placement for plant European horse-chestnut: 1ft from a window
1ft or less from
a window

European horse-chestnut 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 Boston, Massachusetts ⛅.

European horse-chestnut does not tolerate low-light 🚫.


How to fertilize European horse-chestnut

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

When to repot European horse-chestnut

Nutrient needs for plant European horse-chestnut in Boston, Massachusetts

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

December 5th, 2021

The growing potential in Boston 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 to r…

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Difficulty Level

European horse-chestnut 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
Growth Pattern
Growing Outdoors

Care Summary for European horse-chestnut

European horse-chestnut

European horse-chestnut

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

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