leaf out

leaf out

[for a plant] to open its leaf buds. Most of the bushes leaf out in mid-April. The trees leafed out early this year.
See also: leaf, out
References in periodicals archive ?
To be fair to Moore, the horse has now run virtually identical races on his last four starts and it might be an idea to take a leaf out of Fortune's book for the five-year-old's next outing.