Heave
Revision as of 16:16, 6 December 2005 by 140.254.84.211 (talk)
1. the partial lifting of a plant out of the soil as a result of alternating freezing and thawing of the soil.
This picture shows scientists using instruments to measure the affects on a frost heave on plant life.
Source: http://www.geobotany.uaf.edu/