Waltham 29 is a long time favorite in New England. The heads are medium green and solid. Plant for late summer and fall harvests. It is resistant to dry weather and cold weather. It produces lots of side shoots. 63 days.
6,000-9,000 seeds/oz.; 1/2-1 lb. acre. 14-16 days, 70°F.
Can be direct seeded. For transplants start indoors 4-6 weeks before setting out.