- This is usually caused by extended exposure to moisture, which will eventually deteriorate the stucco.
- The most common causes are:
- Sprinklers hitting the wall.
- Water sitting at the base of the wall and traveling up the wall in a wicking action or the lack of a proper weep screed at the bottom of stucco walls.
- Improper drainage (water draining toward the wall).
- Weed whips are very bad for stucco walls because they will cause damage.
- The most common causes are: