Green film or black specks on shaded walls and soffits — worst on the north side. If your stucco looks tired, a soft wash makes it look painted-new without touching the finish.
Greenish film, black specks, or gray haze on walls, porches, and soffits — almost always worst on shaded and north-facing sides.
Algae, mold, and mildew grow wherever moisture lingers. Oak pollen plus Clay County humidity feed it, and high pressure only smears it around — and can drive water into walls and void paint warranties.
Typical range $200–$650 for single- and two-story homes in our service area. Bundling with roof or driveway cleaning saves a trip and money.