Monstera Leaf Turning Brown. Monstera turning brown could be a symptom of a disease. If the humidity level in your home is too low you may notice the edges of its leaves turning brown.
Misting the leaves at least once a week should help solve this problem. Too much or too little light exposure can harm a Monstera plant. Too much dry air can cause the Monstera tips to turn brown.
I repotted it into a larger pot this past summer and for a while it was doing.
Then new leaf off shoots from other stems started come in and the tips are brown. Brown leaves can be an indication that a window leaf is suffering from a fungal infection called eyespot disease Spilocaea oleagina. Monstera leaves curling is a common response to low humidity levels. Too much or too little light exposure can harm a Monstera plant.