Press Release Few plants announce the arrival of spring in Iowa as reliably as daffodils. These hardy bulbs in the genus Narcissus light up landscapes with cheerful blooms and return year after year with little maintenance, making them a favorite among home gardeners. “Daffodils are one of the easiest bulbs gardeners can grow in Iowa,” said Aaron Steil, consumer horticulture extension specialist with Iowa State University Extension and Outreach.…