80 Days to maturity. Allium fistulosum. Kyoto Kujo Negi Japanese Bunching Onion Seeds. Non-GMO, perennial, open-pollinated, heirloom, bunching onion. Suitable for growing in greenhouses, garden plots, raised beds, and containers. This non-bulbing Japanese green onion is one of the Kyo yasai, or traditional vegetables in the Kyoto region. Bunching onions are perennials but are generally grown as annuals or biennials. The tender leaf tapers to a height of 24 inches, modulating in color from white to light green and dark green. It has a nice mild flavor. ~ 12,625 seeds / oz.