Fungus
The Opportunist Black staining on exterior walls is often assumed to be dirt or pollution. In most cases, it is fungal growth. Unlike algae, fungus does not produce its own food. It depends on organic material to survive, which is why it is rarely the starting point. What is fungus Fungi are microorganisms that feed […]
The Usual Suspects: What Is Really Growing on Your Walls
Most people assume the staining on exterior walls is dirt, pollution, or general weathering. In reality, it is usually a living layer of biological growth. This layer is made up of four main organisms: Together, they form what is known as biomass growth. It starts with algae Algae is the starting point for almost all […]