A Homeowner Guide to Neutralising Roof Lichen Spores Safely
Across the Sunshine Coast, from Maroochydore and Mooloolaba to Buderim, Noosa and the hinterland, many roofs show grey, green, orange or yellow crusty patches. These patches are usually lichen, and sometimes moss or algae growing alongside it. The region's warm temperatures, coastal humidity, regular summer rainfall and shaded hinterland properties create ideal conditions for growth. This guide explains what lichen is, why it matters, and how to neutralise it and its spores