The morel mushroom season varies across the United States depending on the region in which you are located. Typically it arrives in the spring months for most regions. Many variables such as air temperature, ground temperature and rain levels impact the growing cycle and how bountiful the crop. There have been many studies as to how, where and why the morels make their grand appearance in certain conditions Elm trees, Sycamore and Ash trees, old apple orchards and maybe even in your own back yard. Ground cover varies and it is very likely that each patch of mushrooms you come across may be growing in totally different conditions. It is a common practice of shoomer's to hit their favorite spots year after year. There are those of us who have been blessed with its early arrival, and have enjoyed the adventures of foraging for the appearance of the delicious edible Morel.