Yes, you can put your peace lily outside (depending on your climate). Given that that peace lily thrives in warm and moist regions it will survive and thrive outside depending on the climate that you live in. Generally speaking, if you are not in a tropical part of the world and have fluctuating temperatures where winters get cold.
While peace lily plants can survive outdoors in Zones 11 and 12, that’s limited to only Puerto Rico and parts of Hawaii in the U. S, so it’s not a common usage. Instead, peace lilies are really grown only as an indoor plant.
While reading we ran into the question “Can peace lilies survive outside?”.
A peace lily will survive well outdoors in USDA hardiness zone 10-12 as these places have warmer climates. Plant your peace lily directly in the soil as ground cover or big planters.
How to repot an indoor peace lily?
To repot a peace lily: Water peace lily 1–2 days before repotting. Choose a pot that is only slightly larger than the current pot. Gently remove the plant from the existing pot. Repot your peace lily in fresh potting soil. Water your peace lily immediately after repotting.
While peace lilies aren’t fussy about care, they will require repotting at some point in their lifetime. This is indicated by problems with root growth or simply by age. Take a look at these signs to know when it’s the right time to repot your peace lily.
How cold is too cold for a peace lily?
That is why Peace Lilies are grown indoors, where the temperatures would be ideal for them. Peace lilies are tropical plants, and thus they will not tolerate extreme cold conditions. Temperatures below 45°F become too cold for the plants. If your plant is exposed to chilling weather, it will be poorly affected.
How do you save a dying peace lily?
Add organic compost to the soil. You should add a fertilizer with a 3:1:2 ratio. Fertilize peace lilies every six weeks to prevent nutrient deficiencies. When the peace lily starts to recover, switch the fertilizers, lower in nitrogen and higher in phosphorous.
It would be best to stop watering immediately. Provide at least 6 hours of indirect sunlight to the plant. Cut off affected leaves with sharp pruners. Place your peace lily in a well-aerated area. Remove the dead and dying roots and keep the healthy roots. Don’t fertilize the plant before recovery. Water the peace lily when the topsoil is dry.
I discovered How to Revive a Peace LilyA healthy new plant for comparison. Below is a picture of a recently purchased peace lily. Remove dead stems and leaves. Before up-potting the plant, I removed the dead, yellowing leaves and the brown stems as best as I could. Long necks and aerial roots, or back in its place as well are a few more things to look into.