The word broccolo is the diminutive form of brocco and refers to cabbage sprout, while broccoli is plural and refers to the numerous shoots in the form of Brassica Oleracea. Broccoli grows best in areas with a cool climate and moist soil. Over 90 percent of broccoli is grown in California. It is grown in the Salinas Valley and the Santa Maria Valley from March through December. During the winter months, November to March, broccoli is grown in the Yuma Valley in Arizona.
Planting is done by direct seeding or by transplanting seedlings started in a greenhouse.
Although various varieties have slightly different harvesting time, most reach maturity from seeds in 100 to 120 days. Ideally, broccoli should be harvested during the cooler months in order to ensure the longest storage time. It should be cut with eight to 10 inches of stem left intact and the heads should be cooled immediately to prevent opening and discoloration. Broccoli may be packed in the field or transported to a processing facility where it is cut and packaged. Maybe it's because it's a good source of Vitamin A , Potassium, Folacin, Iron and Fiber.