65-120 Days to maturity. Allium cepa. Organic Evergreen White Nebuka Onion Seeds. Non-GMO, perennial, organic, open-pollinated, heirloom, cold tolerant, bunching onion. Suitable for growing in greenhouses, garden plots, raised beds, and containers. Resistant to Neck Rot, Pink Root Rot. Bunching onions are often known as Welsh Onions and Long Green Onions. These are cold-hardy and considered evergreen in many zones. This variety is not only grown for eating but also serves as a beautiful border plant as well. Bunching onions are known for their slender silvery-white stalks and their mild flavor. ~ 7,000 seeds/oz.