Ragged Jack aka Russian Red is a kale variety that is not only highly nutritious but also visually appealing due to its eye-catching color and form. It possesses a tender and mild taste regardless of its size, making it an excellent choice for baby greens. This heirloom variety, dating back to before 1885, features oak-type leaves with a red tinge and purplish-red stems, which not only adds vibrant color to the garden but also enhances the visual appeal of any dinner plate.