How far do the roots from a Purple flowering plumb tree get? The tree will be around 19 feet when I plant it.?

Question

I just had to cut down a really beautiful tree because the roots starting lifting my pool deck and it was only a matter of time before they punched through my pool's wall. Thanks folks!!

Answer 1

Normally, tree roots pretty much go the same distance as the spread of the crown.

Answer 2

this link gives details of general root spread