so many themes

with my son we went with marvel theme and I'm glad we did,he loves his blanket and his dad got him his first spiderman action figure and now that hes one he walks with him everywhere lol but I'm due in August with his sister and I have no idea what theme to pick..and yes i know its last minute but we barely going to start fixing the room for her..so far I like the wildflower,roses,pink and gold,aztec,country,..idk I'm at a lost lol yes I've look at pinterest but that's the reason I can't choose theres so many😟😂