Discussions Walls and RoofsWall assemblies - new construction Can you use flax straw bales to build a straw bale home? Save Like Comment(3) Print Share Facebook Twitter Email A What are your thoughts on using large flax straw bales (4x4) to build in Saskatchewan? Al Birchard Nov. 11, 2019Last updated: Aug. 26, 2020 Small bales are hard to find now. Large bales are cheap and more compact (need less or no precompression). And what about footings?