What date does spring officially begin in the Northern Hemisphere?

What is the name of the first day of spring?

What allergy-triggering substance is most common in spring?

Which animal is most associated with predicting the arrival of spring?

In which country did the tradition of dyeing Easter eggs originate? 

Which flower is traditionally associated with spring and often given on Easter?

What famous festival celebrates cherry blossoms each spring in Washington, D.C.?

What is the birthstone for April?

April showers bring May…?

What vitamin do people often get more of during spring due to increased sunlight?