They will be ready when the grapes turn red.
grapes can be turned into balsamic vinegar
When grapes get old they turn into raisin's
Isaac Newton
alcohol
The black dots that appear on grapes before they have ripened are a type of black rot. They will start as a white circle with a brown ring around it, but then turn completely black as the infection spreads.
A group of grapes is called a bunch of grapes.
this is called vine ripening, and it happens when the sugars inside a grape completely finish forming and turn sweet. - superdancer3000
The smaller bunch has 24 grapes.
Vinifera grapes are European grapes that provide the primary source of wine and table grapes.
The collective nouns for 'grapes' are a bunch of grapes and a cluster of grapes.
They make 19 grapes.