YOU SAID:

They don't really raise trees, of course.

INTO JAPANESE

彼らはもちろん木を上げるわけではありません。

BACK INTO ENGLISH

They will not raise trees, of course.

INTO JAPANESE

彼らはもちろん木を育てません。

BACK INTO ENGLISH

They naturally do not grow trees.

INTO JAPANESE

彼らは自然に木を育てません。

BACK INTO ENGLISH

They naturally do not grow trees.