rootage

rootage [roo-tij, roo t-ij] ExamplesWord Origin noun

1. the act of taking root.
2. a root system or firm fixture by means of roots.

Origin of rootage First recorded in 1580–90; root1 + -age Examples from the Web for rootage Historical Examples of rootage

The opposite wall was covered with verdurehardy trees and shrubs found their rootage in the crevices between the rocks.

Ruth Fielding at Silver Ranch

Alice B. Emerson