brown spots on philodendon leaves

Question

Live in Gladstone, Queensland. There are brown spots on philodendron leaves (indoor plant).

Answer 1

Brown spots on the leaves of philodendron are usually caused by disease pathogens which may be bacterial, viral, or fungus. This article tells you about the most common: https://www.gardeningknowhow.com/plant-problems/disease/bacterial-leaf-spot.htm