Yes, Costco Azusa sells green grapes as well as red and purple grapes. They are seasonal though, so you should check with the Produce Manager as to the timeframe this Costco will import them during the summer.
Yes they are sweat and delicious
Yes they are good
Big quantities! Haha
Yes I always see green grapes
Yes.
Yes, at least everytime I've gone they have green grapes.
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