By Andi Anderson
Midwest home gardeners and commercial vegetable growers preparing for spring planting now have access to a new research‑based resource from Iowa State University Extension and Outreach.
The publication, titled Broccoli Production in the Midwest, is available for free download through the ISU Extension Store and provides practical, easy‑to‑follow guidance for successful broccoli production.
The publication explains the entire broccoli production cycle, beginning with seed transplanting and continuing through harvest.
It includes fertilizer recommendations based on soil tests, irrigation needs, proper plant spacing for quality head development and best practices for controlling weeds, insects and diseases.
These recommendations are based on research conducted by horticulture specialists at the ISU Horticulture Research Station in Ames, Iowa.
Akshaya Thinakaran, graduate research assistant in the Department of Horticulture and co‑author of the publication, emphasized the importance of choosing the right plant variety. She noted that selecting an appropriate cultivar for either spring or fall planting is one of the most important decisions growers make.
The publication also highlights new approaches to pest management. One research finding showed that a non‑chemical method, ExcludeNet mesotunnel netting, proved more effective at reducing insect damage than any other method tested.
Ajay Nair, professor and chair in the Department of Horticulture at ISU and co‑author of the publication, explained the benefits of this system. “Mesotunnels are covered with a nylon mesh fabric that is placed over electrical conduit hoops, and have a height of 3.5 feet,” he said. “These nylon nets are breathable, durable, light-permissible and protect plants from extreme weather conditions like heat and hail.”
The resource also reminds growers of the nutritional value of broccoli. The crop is rich in vitamins A, B, C, E and K, and contains minerals such as phosphorus, potassium and zinc. It also provides beneficial compounds like flavonoids, polyphenols and fiber.
Because broccoli grows reliably in Iowa and the Midwest, it offers farmers a strong option for diversifying their operations while meeting growing demand for local vegetables.
Growers seeking more information may access the full publication or contact Ajay Nair at nairajay@iastate.edu or Akshaya Thinakaran at akshayat@iastate.edu.
This work is supported by the USDA National Institute of Food and Agriculture Organic Agriculture Research and Extension Initiative grant no. 2023-51300-40855.
Photo Credit: iowa-state-university
Categories: Iowa, Crops, Fruits and Vegetables