Grow your own!

[guinea_pig_gal]

How I make grass carpets for my guinea pigs | This is genius! | By LADbible Australia | Facebook

Am hoping the above link will take you to a great idea on FB!

 

[Adelyn]

Wow, that's genius!

 

[Pigs&Pinschers]

Oooh! I’m gonna attempt this

 

[Cheekypigs]

I hadn't thought of barley as an option for grass growing, you can buy unpolished barley fairly easily and cheaply