Possible Clues:

• Grumble not good — a bit indecent
• Fully grown, ready to be eaten
• Fully grown, ready for eating
• Ready to be picked off a tree
• After starter's put away, beef's ready
• Seasoned, fully grown
• Strong-smelling, say
• Odoriferous, say
• Mature, as fruit
• With 120- and 86-Down, what centenarians live to