beautiful, glorious, perfect
a tree with exquisite blooms

fragrant
exotic
bright
summer
single
huge

bear (formal, esp. AmE), have, produce
encourage (esp. AmE)

appear
The small white blooms appear in May.

fade
The blooms have started to fade now.

in bloom
banks of rhododendrons in bloom

in full bloom
The roses are now in full bloom.

burst into bloom, come into bloom
The spring flowers have come into bloom.

Bloom is used with these nouns as the subject:
love, romance