[Article] Solving the 1000-year-old mystery of rare blue medieval paint

[-JKP-]

It was in my database, but I guess I never followed it up. I only had one pic and a distribution map. The plant likes warmer coastal areas.

I very much enjoyed the article. It really highlights our connections with the past and the importance of this knowledge to conservation efforts (along with being helpful for codicology).

Apparently only a portion of the outer husk is used for the dye. You have to wonder how long it took humans to figure this out.