Exposed tree roots can act like ramps, curbs, or blade hazards depending on their height and shape. The correct solution is often to exclude the worst roots rather than expecting suspension or AWD to solve everything.
The practical answer
Low smooth roots may be traversable, while taller roots can lift wheels, alter the mower angle, or expose blades and chassis to impacts. The risk increases when roots are hidden by leaves or grass.
The constraint that matters most
A mower marketed for rough terrain can still bottom out or damage blades on hard protrusions. Traction and ground clearance solve different problems.
How to set the mower up for it
Map no-go zones around high exposed roots, maintain a mulch ring where appropriate, and choose a mower with enough local navigation accuracy to respect those exclusions under tree canopy.
How we research robot mowers
We normalize manufacturer specifications around the buying constraints that actually change the decision: recommended mowing area, navigation architecture, slope capability, cutting-height range, obstacle sensing, charging behavior, multi-zone support, warranty, parts availability, and current pricing. We give more weight to property fit than to feature count.
Prices, specifications, firmware, and configuration-driven features can change. Check the current manufacturer page and local requirements before buying or installing equipment.