How can I decorate the wall of a baby boy's room?

You can go rustic like this https://www.hometalk.com/diy/decorate/rooms/nursery-wall-decor-rustic-wood-stenciling-4122256

Or sweet like this https://www.hometalk.com/diy/decorate/walls/diy-nursery-wall-decor-on-a-budget-41368112

I like the woodland creatures that have been so popular in the last couple of years.

Joni: here are some terrific ideas!

https://www.alittlecraftinyourday.com/2018/02/20/diy-nursery-decor-for-boys/

A typical boy's room would have a sports theme, but a more gender neutral themes may be better - like the animal theme. Actually the theme is more for the parents than the kid who doesn't know any better.

You can buy a stencil kit and stencil one of the walls in his room to go with the theme.

I made this wooden sign for my son's nursery https://www.charlestoncrafted.com/you-are-our-greatest-adventure-sign/

Hi! Here is a really sweet idea for a wooden sign for the baby boys nursery! :)

https://www.hometalk.com/diy/decorate/walls/how-to-stencil-a-woden-sign-42854898

You could do a base ball them with the field large base ball a bat or make the field pick a team yankees

See if anything here helps you have ideas:

https://www.pinterest.com/projectnursery/baby-boy-nursery-ideas/