cotton candy grapes are more expensive due  to their limited season of availability,  

由於其供應季節有限（

which only lasts from  mid-August to late September.

僅從八月中旬到九月下旬），因此價格更高。

This means that to meet the high demand,  production has to occur within a short time  

這意味著為了滿足高需求，必須在短時間內進行生產

frame, which drives up the price. In the past,  they have been priced at around $6 per pound,  

，從而推高了價格。過去，它們的售價約為每磅 6 美元，

but more recently, they have been spotted at big  box retailers like Costco for around $3 per pound.

但最近，在 Costco 等大型零售商處，它們的售價約為每磅 3 美元。