Answer:
What is seen in the middle of March and April that cannot be seen at the beginning or end of either month?
I have a little house in which I live all alone. My house has no doors or windows and if I want to go out I must break through the wall.
Lives in winter, dies in summer, and grows with its roots upward. What is it?
What is deaf, dumb, and blind, but always tells the truth?
What has a thumb and four fingers but is not alive?
Though not a plant, has leaves. Though not a beast, has spine. Though many wouldn't need this thing, It's more valuable than wine.