People take photos with a blossoming Trumpet tree in Singapore on Sept. 11, 2018.(Photo: Xinhua/Then Chih Wey)

Trumpet tree flowers blossom in Singapore on Sept. 11, 2018.(Photo: Xinhua/Then Chih Wey)

Trumpet tree flowers blossom in Singapore on Sept. 11, 2018.(Photo: Xinhua/Then Chih Wey)

Trumpet tree flowers blossom in Singapore on Sept. 11, 2018.(Photo: Xinhua/Then Chih Wey)

Trumpet tree flowers blossom in Singapore on Sept. 11, 2018.(Photo: Xinhua/Then Chih Wey)

Trumpet tree flowers blossom in Singapore on Sept. 11, 2018.(Photo: Xinhua/Then Chih Wey)

A man pass by a blossoming Trumpet tree in Singapore on Sept. 11, 2018.(Photo: Xinhua/Then Chih Wey)