@forteller Hemp is great if used correctly. Like any organic material it needs to breathe and be able dry out completely, but thats not hard to do.
Not very common in .no, but there are some really good examples. Like this one nominated for an award by The Norwegian Building Authority: https://www.dibk.no/statens-pris-for-byggkvalitet/nominerte-2020/vindmollebakken-stavanger