The roots of that big tree in your yard may be infiltrating your underground plumbing right now. If the species is shallow-rooted, it's even more likely.

Mexican sycamore, cedar elm species among riskiest trees for residential sewer damage We're seeing local sycamores and ...

It is a good time to plant shade trees because the weather is relatively mild and the new trees can work on producing a root system before they are faced with the challenges of a Central Texas summer.