Some Chinese associate flowers with death (funeral, etc.). So maybe be careful with a new Chinese girlfriend.
Probably it's similar in other Slavic languages.
It's worth noting that on 七夕 popup flower stalls appear everywhere. Flowers are an expected gift to your Chinese girlfriend. You should give her 11 of them.
Avoid Chrysanthemums, white lilies, and white flowers in general.
why does this sound, off... maybe it's just me
Mentioning races is not racism.