Frost heaving (or a frost heave) is an upwards swelling of soil during freezing conditions caused by an increasing presence of ice as it grows towards the surface, upwards from the depth in the soil where …

Dec 24, 2025 · What Is a Frost Heave? A frost heave occurs when freezing temperatures cause soil to expand upward, lifting anything resting on it — pavement, concrete slabs, fence posts, or building …

4 days ago · It's unsettling to see your plants being shoved out of their garden beds in the middle of winter. Learn about frost heave and how to fix your perennials safely.

Frost heave is an upward swelling of soil due to the formation of ice during freezing conditions. It usually occurs when the freezing temperature penetrates the soil and turns the present moisture into ice …

Dec 12, 2025 · In simple terms, frost heave happens because water moves toward freezing soil, freezes into expanding ice layers, and generates enough force to push the ground upward. This is where …

4 days ago · Learn how extreme cold, ice and frost heaving impact pastures. OSU’s Emma Matcham explains what to look for during green-up to identify forage winterkill.

Full Screen Frost Depth Map Frost Depth (inches) in Regions of the Central U.S. About This Map: This map displays recent frost depth measurements in terms of inches below the soil surface. Frost depth …

For pavements, frost action becomes critical when either (1) the freezing phase is accompanied by noticeable heaving of the road surface, or (2) the thawing phase is accompanied by a noticeable …

Jan 2, 2026 · A frost heave is a geological phenomenon where the ground swells upward due to the freezing of water within the soil. This swelling is common in cold climates, particularly when …

Frost heave refers to the upward or outward movement of the ground surface (or objects on, or in, ground) caused by formation of ice in soil. Heave normally occurs in the direction of least resistance …