Beans Royal Burgundy (Net Wt. 20g.) – Matures in 52 days. This unique bean produces abundant yields of round stringless pods on vigorous bush type plants. Purple pod turns a deep green color during cooking. Pods are about 6 inches long and have a distinctive bean flavor. For highest quality and yield, pick pods when young, about 4 to 5 inches long. For continuous crop, make successive plantings every 2 to 3 weeks until mid-summer.