70-90 Days to maturity. Vicia faba ’Broad Windsor’. Organic Broad Windsor Fava Bean Seeds. Non-GMO, cool weather annual. Broad Windsor Fava Beans are a versatile crop that is cold-hardy, adaptable, and tasty. Grow them in the spring or fall in full sun and they will provide high yields of beans and greens that are useful in various applications. Also known as broad beans, they are a staple protein source for millions of people around the world and are grown just as commonly for their restorative qualities as well as fruit. ~15 seeds/oz.