regrowth

/R AH0 G R OW0 TH/
noun
  1. 1

    That which has been regrown after removal.

    โ€œAfter the forest fire, much of the regrowth consisted of invasive non-native plant species.โ€

  2. 2

    The process of regrowing.

    โ€œThe eventual regrowth of the forest to its primeval state will take centuries, if not millennia.โ€

Source: https://en.wiktionary.org/wiki/regrowth