Originally Posted by
53WRX
Don't use holly, planted near buildings it can be a subsidence issue. Massive headache for Church maintenance is root damage from holly.
If on heavy clay, and you allow it to become a tree. In all the training I had at college, I have never heard of a hedge causing subsidence, as any plant in general will not grow roots much bigger than the canopys spread, so that it catches the run off.