In order to produce a truly sweet onion, a number of factors must be considered. The process begins with the selection of a variety that possesses suitable genetic characteristics. Variety is the main factor in determining pungency in onion cultivars.
The U.S. Department of Agriculture has designated 16 counties in Pennsylvania as natural disaster areas because of losses caused by drought that began May 25, 2010. Luzerne County is one of the 16 primary counties. So how is a Luzerne County sweet corn grower able to say he harvested some of the nicest sweet corn he has ever grown? He is referring to sweet corn that was planted in the drought and harvested in early September. No-tilling is what made it possible.
Market growers are using many ways to extend the growing and marketing season. Some of these methods, like using cold frames and raised beds are time-tested, standard practices. However, in the last 20 years or so, many new methods have been developed. To stay competitive while tapping the early and late season markets, many growers plant early under clear plastic, use low tunnels or high tunnels, and the consensus is clear. These practices work.