Here is another GROW puzzle. Can you solve this XMAS Tree?

Once upon a time there was a boy, who lived in a Fairy Forest. He wanted to make a great present to a special day, so he planted a small seed, that grew into a tree with a magic acorn. And when that special day came, the boy realized , that the acorn disappeared, and the boy decided to go to find him.

Defend the Sacred Trees from hordes of Mad Golems!

Try to kill the attackers and defend your tree.