375 seeds. 90 days. Brassica oleracea. Annual.
 
Broccoli 'Green Sprouting Calabrese' has 4-inch blue-green crowns with many side shoots. Since the main head will mature earlier than the side shoots, you can harvest the broccoli throughout the summer. An 1800s heirloom from Calabria, Italy.
 
Height 30 inches. Spacing 16 inches.
 
Sowing Broccoli Seeds: 
 
Sow broccoli seeds 6 weeks before the last frost date and transplant near the last frost date. Or sow outdoors 2 weeks before the last frost date. Sow 1/4 inch deep. Full sun.