55 Days to maturity. Phaseolus vulgaris. Dow Purple Pod Organic Pole Bean Seeds. Non-GMO, annual, open-pollinated, organic, heirloom, high yielding, drought tolerant, pole, snap string bean. Suitable for growing in containers, garden plots, raised beds, and greenhouses. Dow Purple Pod is a vigorous climber with 7 to 8-inch long, purple-podded snap beans. The flowers are a lovely purple, just like the beans. The interior of the bean pod is almost neon green and is an amazing contrast to the purple exterior. The seed is white in color, with a delightful, intense "bean" flavor. Dow Purple Pod is a rare variety originally from Illinois. It turns green when cooked. They do have some strings. ~110 seeds/oz.