The fruit picker's wages aren't necessarily that large a component of the consumer price for the fruit. This economist argues that in the US: "For a typical household, a 40 percent increase in farm labor costs translates into a 3.6 percent increase in retail prices. If farm wages rose 40 percent, and this wage increase were passed on to consumers, average spending on fresh fruits and vegetables would rise about $15 a year..."

https://www.nytimes.com/roomfordebate/2011/08/17/could-farms...