1g (approx. 300 seeds). Known for producing large heads & long stalks, this longtime favorite is excellent for cooking fresh or freezing. The 10-20cm (4-8in.) dark blue-green heads are arrayed with side shoots, weight 400-600g (14-21oz.). Developed to withstand cold, it performs outstandingly in the fall. (Brassica oleracea var. italica). Broccoli Waltham 29 Seeds Heirloom Non Gmo For Planting | 203696