From PlantFacts
Revision as of 13:29, 13 June 2006 by Eeberlin (talk | contribs)
Jump to navigation Jump to search

1. A swelling or rising of the surface; the freezing and thawing action of frost which sometimes dislodges the crown of a plant leaving it partially or fully exposed above the soil line.



Example of soil that has heaved up and then been pressed back down.
Source: http://www.savvygardener.com/Features/frost_heaving.html