Answer:

ripener

Answer	Crossword Clue
RIPENER	Maturing agent
RIPENER	Ethylene, in agriculture
RIPENER	Fruit additive

RIPENER	Maturation agent
RIPENER	Ager
RIPENER	Maturational aid
RIPENER	The mold in Brie, e.g.
RIPENER	Ethylene, to fruit
RIPENER	Agent of maturation
RIPENER	Maturing agent.
RIPENER	Ager.

RIPENER	Ethylene, e.g.
RIPENER	Ethylene gas, agriculturally
RIPENER	Aging agent
RIPENER	It might change color
RIPENER	Mold, to brie
RIPENER	Ethylene, for bananas