I think
Carmel sounds lovely and I like the meaning (garden) too.
Carmela or
Carmella is nice too, but I prefer
Carmel. Femine names not ending in A are more interesting und unusual.
"But it’s all right now.
I learned my lesson well.
You see you can’t please everyone
So you got to please yourself."
Rick Nelson, GardenParty
"It does not become me to make myself smaller than I am." (
Edith Södergran 1891-1923)