YOU SAID:

You don't throw rocks at a fruitless tree

INTO JAPANESE

あなたは実のない木に岩を投げません

BACK INTO ENGLISH

You don't throw rocks into fruitless trees

INTO JAPANESE

果樹のない木に岩を投げない

BACK INTO ENGLISH

Do not throw rocks on trees without fruit trees

INTO JAPANESE

果樹のない木に岩を投げないでください

BACK INTO ENGLISH

Do not throw rocks on trees without fruit trees