The edge of the leaves look burned on my Peace Lily almost as soon as they unfold. What does it need?
Certified GKH Gardening Expert
Here is an article that you may find helpful: https://www.gardeningknowhow.com/plant-problems/environmental/what-causes-brown-edges-on-leaves-of-plant.htm
Basically it needs less water. Allow the soil to get to the slightly damp stage before you water again, and I'm referring to the soil in the bottom of the pot, not just on the surface. On a moisture meter, the needle will show about 1/2 way between dry and moist: https://www.gardeningknowhow.com/garden-how-to/soil-fertilizers/testing-moisture-in-plants.htm
The second thing you can do is give it more light.