Sprang has spranged
What does the tree look like? Who cares? How does it SOUND?!
Browning wrote of spring: "The lark 's on the wing; / The snail 's on the thorn; / God 's in His heaven— / All 's right with the world!" And we feel exactly the same way about the change of the season (except the God part, on which we take a wholly neutral and unobjectionable corporate stance).