be in leaf
US /biː ɪn liːf/
UK /biː ɪn liːf/

1.
yapraklı olmak, yaprak açmak
to have leaves, especially after a period of not having them (like in winter)
:
•
The trees will soon be in leaf again.
Ağaçlar yakında tekrar yapraklanacak.
•
By spring, all the bushes should be in leaf.
Bahar gelince tüm çalılar yapraklanmış olmalı.