WordNet
old growth
n. forest or woodland having a mature or overly mature ecosystem more or less uninfluenced by human activity [syn: virgin forest]
Wikipedia
Old Growth (album)
Old Growth is the sixth album by the Washington, D.C. based rock band Dead Meadow. It was released in 2008 by Matador Records on CD and LP.
Usage examples of "old growth".
The green had progressed dozens of kilometers through the silva, and along its borders with the thicket, the old growth had wilted, making way for the new.
Looking back, they could see the massive walls of Paranor where the Druid's Keep rested high on its rocky promontory amid the old growth.