Are grapes dried on the vine or are they picked first to make raisins?

In the traditional harvest method, ripe grapes are picked and placed on clean paper trays laid beside the vines. Generally, it takes two to three weeks of hot, dry September weather to turn the sweet green grapes into plump, tasty raisins.



During drying, the hot sun bakes the vineyard floor, producing intense ground temperatures that caramelize the sugars in the grapes enough to give California raisins their distinctive flavor and color. Trays are rolled to even-out drying, giving our fruit consistent quality.

Are grapes dried on the vine or are they picked first to make raisins?
They are picked first and place in dehydration units to make the rasins.
Reply:on the vine.
Reply:picked first
Reply:they pick them. they would not dry on the vine they will fall off first.
Reply:the grapes are dried on the vine first and then they are picked off the vine.Duh!!!!!!!!!!!!!!!!!!!!!!!!!!