Monstera Adansonii Leaf Tips Brown. Because of the oval-shaped holes or fenestrations dappled throughout the leaf its sometimes called Monstera adansonii Swiss cheese or simply swiss cheese plant. For other plant specific care guides check here.
Symptoms include rapidly yellowing. Root rot is a common issue with specimens sat in too moist or waterlogged soil for long periods. Move your plant away from the window a bit.
The ideal pH for your Swiss Cheese Vine plant is around 55 to 70 pH for a healthy.
One peculiar thing about this variety is its leaves are most often not of the same size or shape. Black and brown spots on Monstera dont necessarily mean it is is doomed. To help them you must identify the reason first and find a way to fix it. It happens to the best of us.