Frost heaving is when groundwater freezes and thaws, causing lawn swelling and root damage. Recover a frost-heaved lawn by rolling or raking, and overseeding, and avoiding foot traffic. Prevent frost ...

Tink Taylor knows frost heaves. He snaps photos of them when they crop up on his local roads - for his own records. Jeanne Sokolowski never encountered a "frost heave" before she moved to New ...