Updated January 2015. The increased cost of health insurance is a central fact in any discussion of health policy and health delivery. As annual premiums edged beyond $16,800 for an average family, costs are blamed for rising uninsured and under-insurance..
Figure 1. Corn growth and temperature levels. Corn will germinate and grow slowly at about 50 F (10 C), but the average first spring planting dates across the U.S. usually begin when the average air temperatures reach 55 F (13 C) and soil temperature at seed depth is favorable for seedling growth.
How to Grow: Sweet corn seed requires a soil temperature of 65 degrees F to germinate well, otherwise seed may rot easily due to its high sugar content. Don't rush your first planting, wait until after the first average frost-free date. An old saying is to plant corn when oak leaves are the size of squirrel ears.