Same word as verduous:

bosky, budding, burgeoning, callow, developing, flourishing, foliate, fresh, grassy, growing, half-formed, immature, infant, juvenile, leafy, lush, maturing, pliable, puerile, pullulating, raw, recent, sprouting, supple, tender, undecayed, undried, unfledged, ungrown, unripe, unseasoned, verdant, verduous, youthful