Monstera Black Spots On New Leaves. Either your soil has gone much too dry or you plant has stayed wet for too long. Its in a well drained pot standing on top of a rock bottom wetted to give the plant moisture.
This could also be an issue of too much water and not enough light make sure your plant is getting the right ratio of each. Dark brown spots on monstera leaves is a good indication of the plant getting too much water. They can be caused by a few different things.
Less than 40 consider getting a humidifier.
Fertilize your plant about once a month during the active growing season from spring to late summer. Although Monstera does great with misting doing it too often can cause black spots. But the frequency of which your monstera grows new leaves isnt something the plant controls. Brown spots on the underside of leaves indicate red spider mites.
