Where can I buy pressed flowers for a craft project I'm doing?

So I'm doing this project

https://www.etsy.com/blog/en/2013/diy-pressed-flower-iphone-case/

The problem is I can't found press flowers anywhere to buy, i did search on etsy and found some but totally forgot where and how I found them

So does anyone know anywhere on the interent where I can found some to buy

Can air freshener cause water damage?

I have a crack in the top of my iphone 4 and it exposes an internal piece and my iphone was charging in my room on the floor and my mom was spraying air freshenener and I wanna know can you get. Water damage from air freshener bcuz I really don't want. My iphone to die