green-up
noun1
New growth of vegetation, especially in response to seasonal weather changes.
verb, noun — 3 senses
Of vegetation: to put forth new growth.
Of a landscape, region, etc.: to become green as a result of seasonal vegetation growth.
New growth of vegetation, especially in response to seasonal weather changes.
Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — authors: page histories for green up and green-up.