How Thick Can Stucco Be Applied?

How Thick Can Stucco Be Applied? The correct thickness is then 5/8 inch. Two-coat applications are only for use over solid plaster bases without metal lath. For unit masonry, that thickness is 1⁄2 inch. For cast-in-place or precast concrete, the thickness for two-coat work is 3/8 inch. How thick can you apply stucco patch? Cracks