I live in one of millions of older homes that have stucco applied right to the ground, like so:
There's really no way to retrofit a conventional weep screed here. Lowering grade is not feasible except in spots. Are there alternative designs?
Note that this is not as bad as it looks: the skip sheathing allows a lot of drying to the inside and except for two areas with overt leaks above, the wood is in good shape. In the leaking areas the sill rots as shown.