Hempcrete. It is made from the leftover stalks of hemp plants mixed with lime. This amazing product actually has a Negative carbon footprint since it continually draws co2 out of the air. It is lightweight and will not crack or mold.
Building a cob house :)
Cob living room
Straw Bale home - hallway
Love the organic architecture- Straw bale home.
I love the rounded corners you get when you have a straw bale house
Window in a straw bale home--look at that window sill! #window #wood
straw bale cottage