Waltham Broccoli Seeds

85-90 days. Waltham 29 Broccoli Seeds. Brassica oleracea var. italica. Annual. Non-GMO. Developed at the University of Massachusetts Amherst's historic research farm, Waltham Field Station, heirloom Waltham 29 broccoli garden seeds have been cultivated to deliver higher yields, grow more uniform vegetable crops, with more repeat harvests. Native to the brisk New England chill, non-GMO Waltham 29 seeds grow a compact, cold-hardy and open-pollinated American staple for home gardens.Broccoli is a cool season crop start seeds 4-6 weeks inside before planting out in garden.Feed high nitrogen fertilizer at planting and then once a month after planting. germintation time is 7-10 days. Harvest before warm weather as the broccoli will bolt in warm weather. can tolerate frosts and light feezes but needs protection from hard freezes below 26 degrees.These are the sowing instructions. They will not be printed with orders.Additional online research is advised.The seller is not responsible for the buyer's germination success. All seeds have been tested. The liability of the seller is limited to the cost of the item(s).All sales are final.