Are exposed tree roots a problem? "Fielding Questions" columnist Don Kinzler also answers reader questions about a white coating on a local lawn and if there are crack-proof tomato varieties.

Maple’s shallow root systems, combined with saturated soils, can cause problems. Maples are especially sensitive to standing water, which can quickly stress their roots.

"Something looks way odd about the root structure." Homeowner bewildered after uprooted tree reveals disturbing view of base: ...

If tree roots are intruding into a drain because the pipe is damaged, yes, it may begin as a private maintenance issue. But ...

When planting a new tree it is important to plant “high” with the root flare slightly above the soil surface and visible from all sides.