There answers demonstrate your premise

Is false.
You said:
Yes he was responsible! He had a responsibility to guard her as she was a part of him. She was formed from a part of him (his rib, to be his “counter
part”). And he was formed from the dust of the Earth (the ground). And he was supposed to “guard/keep” the garden, not just cultivate it’s plants. When she failed, he hadn’t guarded/keep her as told.
Incorrect. I appreciate your sentiment but the fact remains God DID curse the ground. Why? [think about it]
Again, God said this (not me):
the ground shall be cursed on your account.