75 Days. These peppers are thick-walled and blocky, about 4 inches tall and wide, with a crisp, mild flavor and terrific sweetness. They mature from green to red on the plant, and are ideal for stuffing, slicing into rings for dips and salad toppings, and chopping into crisp bite-sized nibbles. Expect a big harvest from these vigorous plants, which reach 28 to 30 inches high.