At Key To Teas, we strive to ensure your teas are always fresh and represents the highest quality. Pure teas have a distinct harvest and peak season which usually begins in the early Spring. Teas that are most susceptible to freshness degradation are these least oxidized teas where the subtle flavor nuances become a little more one dimensional. They are still very delicious, and will be offered at a discount until they're gone to make way for new harvest.