Can You Put a Peace Lily Outside in Summer?

Depending on climatic conditions in your region, you can successfully grow peace lily plant outside. But, ensure the plant is saved from scorching sunlight and hot winds. Plant location do have impact on watering frequency.

For months your houseplants are cooped up indoors. Not just you, they too need a vacation.

Peace lilies thrive when the temperature is between 65F to 80F degrees.

Putting your peace lily plant even for little time outside can transform your houseplant into gorgeous greenery.

However, this depends on the climatic conditions in your region.

USDA hardiness zone from 10 to 12 has warmer climates, so you can put peace lily plant outside if you’re there.

Remember this: Peace lily plants can’t survive frost.

Though it’s a hardy plant, during hot days you must protect the plant with a shade cloth.

Those who’re looking for a simpler answer to this question; can I put my peace lily outside in the summer?

Your peace lily plant can survive outside in USDA hardiness zones 10-12. However, depending on your climatic conditions you must protect this houseplant from harsh summer and cold frost.

Also Read: Can a Peace Lily Grow in Water?

Also known as Spathiphyllum or white sails, easy to grow nature of peace lily plant make it an ideal start houseplant. With its aesthetic foliage and attractive blossoms, this plant can bring liveliness to your space.

But, if you’re looking to decorate your balcony with such attractive houseplant, will a peace lily plant survive outside?

Before jumping to next section, do spend few seconds to know about this houseplant. It will benefits and easy your work in growing the plant.

Peace Lily Plant – Know your plant?

Though it carries the word lily in its name, it doesn’t belong to lilium species. Spathiphyllum is its scientific name and due to its white blossom that looks like a flag of peace it got its name peace lily. (Source)

A peace lily plant grows up-to 1 to 6 feet long. With its shiny foliage of 1 foot long and white spathe, this plant will leave a positive impression on your guest.

As mentioned some cultivars of this plant goes up-to 6 feet and grows clumps covering 1 to 5 feet width.

Its flower is covered with greenish white stalk which in turn surrounded with cream-colored leaf.

It’s a tropical plant that does well in warmer climates.

Like most houseplants, peace lily plant thrives in well-drained fertile soil.

Can You Put a Peace Lily Outside?

This houseplant does well in room temperature ranging from 65 to 85 F. However, you can grow peace lily plant outside throughout the year in hardiness zones 11 & 12 of US Department Agriculture Plant.

But, full exposure to string sunlight can damage its leaves and result in yellow leaves. So, if you’re planning to grow this plant outside, then put on a shade cover to reduce the harmful attack from sunrays.

In colder regions, if you put peace lily plant outside the frost will damage the plant.

Peace lily plant can’t survive in temperature below 55 F. You must transfer the pot indoors in winter seasons. Else, they will die.

Growing peace lily takes no extra time, but knowing its growing environment is very important. Without which a minor mistake can result in plant dying.

Also Read: Why Is My String of Pearls Plant Dying?

Can I Put My Peace Lily Outside in the Summer?

It’s a tropical plant and can tolerate temperature below 80F.

Sunlight outside does benefit your peace lilies. Shifting your indoor plant outside under sunlight will transform it into a better and healthy plant.

But, as mentioned earlier harsh sunlight can damage green foliage of peace lilies. To stop your plant leaves from getting sunburned, you must shade the plant with a cloth.

If you’re living in warmer climates, putting your peace lily or other houseplants outside will turn them to more greenery.

Remember this: With rising temperature outside, you must increase watering frequency to keep the soil moist.

Mulching with hay grass is another best option to preserve moisture in warmer climates.

Also Read: How Often to Water Jade Plant?

Peace Lily in Winter

In colder regions you must think twice before putting the plant outside.

Temperature below 55F will negatively impact the plant growth.

As mentioned, peace lilies can’t survive frost. You must shift them indoors when outside temperature drops.

Even in indoors, you shouldn’t open window that allows cold winds inside the house.

Check this out: Watering Arrowhead Plant

Outdoor Growing Requirements of Peace Lily Plant

Soil, sunlight and water are three essential elements that impact the growth of your houseplant.

Fertilizers and tips to control pests come secondary.

Prior to placing your peace lily outside, it’s recommended that you read these essential things plant requires to survive.


If you’re growing the plant in a container, then it is very important that you use your favorite potting soil mix available in the market.

As this houseplant does well in well-drained soil, your potting mix must include perlite or sand, vermicompost along with gardening soil.

You can also use peat moss or coconut coir in upper layer of the container to hold the moisture and at the same time this potting mix must be able to drain excess water.

Peace lily plant doesn’t love to stand in water. This will result in root rotting; you’ll know more about watering below.

Also Read: Best Potting Soil for Jade Plants

Mulching Benefits for Plants

Cover the surface of the soil with hay, straw or plastic sheet for mulching your houseplant.

  • This technique will conserve the moisture of the soil and avoid drying of plant quickly due to warmer climates.
  • Mulching protects the plant from extreme heat or cold seasons.
  • It preserves soil nutrients and best way to protect the houseplant from freezing.


Depending on the climatic conditions, you can water a peace lily plant twice in a week.

Between the watering, the soil should be dry but don’t wait till it turn bone dry.

You can use your finger to check the dryness of the surface of the soil.

When you water, water generously and see the water is flowing through drainage hole of the pot.

Overwatering, is one of the reasons why roots rot or leaves turn yellow. Not using required potting mix can block the easy flow of water and your plant have to face overwatering problems.

Likewise, Underwatering results in drooping of peace lily leaves. The shiny and aesthetic look will be back once you start watering the plant regularly.

Also Read: Underwatered Snake Plant: How to Revive Snake Plant

Important Note: When you place your houseplant outside, it tends to lose moisture through leaves. So, they need more generous watering. May be twice or thrice in a week. It all depends on your climatic conditions.


Peace lily is hard going plant, but it can’t survive direct exposure to sunlight all day. Strong sun rays will damage its leaves and slowly your plant will have discoloured leaves.

This houseplant requires bright sunlight for 3-4 hours. For rest of the day it can survive in shade.

If you’re placing your peace lily plant outside, then you can use a shade cloth to protect your houseplants from strong sunrays in afternoon.

People living in colder climates are recommended to use fluorescent lights to grow their houseplants. Anyways, you can bring the plant outside in summer.

Also Read: How Much Light Do Jade Plants Need?

Climatic Condition

Peace lilies thrive well in warmer climate ranging from 68°F – 85°F during daytime. In night time the plant can do well in 10F cooler climate. (Source)

More on temperature/sunlight is already mentioned above.


This houseplant needs little fertilizer to grow well.

While planting a peace lily in a container, add some dry organic compost to the pot. This will be enough for the plant to grow in initial stages.

But, gardeners recommend adding dry manure to surface of the soil after 3 months.

This houseplant does well in spring and summer seasons. So, adding fertilizers before these seasons will help the plant to grow.

In winter season, you can leave the plant without fertilizer and reduce watering.

After every 3 months, spread dry manure and cover it with a layer of potting soil mix.

Note: Never use fresh manure to fertilizer houseplant, this will attract bacteria.

Also Read: Best Fertilizers for Pothos

Pests & Diseases

Normally healthy peace lily plant can deal with insects, aphids and bugs. But, when the plant becomes unhealthy, you might support the plant by getting rid of these pests.

Use soap water or garlic water to remove aphids and insects.

Avoid using chemical filled pesticides, it can harm the houseplant. Some pesticides include weed killer that also damage the houseplant.

Note: All parts of peace lily plants are toxic (though technically not poisonous, licking its flower can be dangerous to pets & children). (Source)

Also Read: Why Are My Peace Lily Flowers Green?

Basic Peace Lily Plant Caring Tips

With glossy green leaves and fantastic white flowers, peace lilies can enhance any room and they are also good at purifying air.

Peace lily plant is found in wild, where they receive dappled sunlight and consistent moisture from Mother Nature.

If you try to replicate this atmosphere in your room or outdoors is the key aspect of growing peace lily plant.

  • Growing medium is one of the important aspect of a plant. Use well drained potting mix soil in the container.
  • As mentioned above, this houseplant does well in partial shade and bright sunlight away from direct light.
  • If you’re growing indoors, then east facing in window will be ideal location to place the pot. If kept outdoors, protect the plant from strong sunlight rays using a shade cloth.
  • Too shady will stop the plant from flowering.
  • In frost, shift the pot indoors if needed.
  • Repotting in spring with new potting mix soil will be great.
  • Cut the faded flowers so that new flowers pop up.
  • Overwatering is one of the common causes of yellowing of leaves and root rot. Avoid it, by allowing the soil to dry between the watering.
  • Underwatering results in drooping of leaves. Water at regular intervals.
  • Misting reduce the humidity, so mist leaves of peace lily plant and try to clean it with a dark cloth if needed.
  • You can use liquid fertilizers to improve the growth of peace lily plant.


You can put peace lily outside in summer but ensure to protect the plant using a shade cloth.

Don’t shift this houseplant outside in winter, if the temperature is below 55F.

Exposing your houseplants to outside indirect sunlight is a vacation and little sunlight exposure outside can transform a lackluster plant to healthy green.