harbinger of spring

Translations
предвестник весны
The blooming flowers are a harbinger of spring.
Цветущие цветы являются предвестником весны.
Definitions
A harbinger of spring refers to a sign or indicator that the season of spring is approaching, often represented by certain plants, animals, or weather patterns that signal the end of winter and the beginning of warmer weather.
Words
harbinger

noun
предвестник
of

preposition
из
spring

noun
весна