Chimney Champions is a Jacksonville, FL chimney service company staffed by CSIA certified technicians and a member of the National Chimney Sweep Guild. Chimney Champions helps homeowners understand and address organic growth before it causes lasting damage to their chimney systems. As weather changes and moisture levels rise, green, black, or mossy patches may begin to form on a chimney. While this can look like a minor cosmetic issue, organic growth can lead to structural damage if it is not addressed. What Is Organic Growth on a Chimney? Organic growth on a chimney is the appearance of living organisms, including moss, algae, mildew, and mold, that attach to and feed on masonry surfaces. Organic growth on a Jacksonville chimney typically includes: Moss Algae Mildew Mold These organisms thrive in damp, shaded environments. North-facing chimney surfaces and areas with poor ventilation are especially prone to growth. What begins as a surface … Continued