Fall is coming, with the prospect of frost, so you decide to pick the last tomatoes on the vine even though they are still green. If you wanted to ripen these tomatoes, which method would be most effective?
A) Put the green tomatoes in a paper bag, and keep the top of the bag open.
B) Put the green tomatoes in a dark closet, but with a flash of light about every 4 hours.
C) Put the green tomatoes in a plastic bag with an overripe apple.
D) Store each green tomato in a separate plastic bag and put them in the dark.

Question

Quizplus · Accepted Answer

Putting green tomatoes in a plastic bag with an overripe apple is most effective because the apple releases ethylene gas, a natural plant hormone that promotes ripening.

Fall Is Coming, with the Prospect of Frost, So You