No, you do not have to. You are welcome to bring your own container, for berries, which we will mark for the weight (that way you will not be charged the weight of the container).
For Blueberries we have an excellent container for the purchase of a $1.00 that will hold any amount to 12lbs.
For Apples we have special apple bags (1/2 b bushel ≈20lbs) that are provided at no additional cost.
For Raspberries we have pint and quart berry boxes for 25¢ each.
For Peaches we have peck bags or 4qt trays ≈10lbs that are provide at no additional cost.