开始开花
to start to produce flowers
The roses are just coming into bloom. 玫瑰花刚刚开始绽放。
The orange trees will soon be coming into bloom.
With the warm spring this year, many flowers have come into bloom earlier than usual.
It's usually the first tree to come into bloom.
The roses start coming into bloom around June.
They come into bloom in late summer and can still be producing flowers in November if it's a mild winter.
See also: bloom noun (FLOWER)