color, language, manufacturing

Medieval colors.

The palette of natural, plant-sourced dyes.

https://books.google.com/ngrams/graph?content=bog+myrtle%2Ciris+root%2Cgorse+flower%2Cnettle+leaf%2Ccolts+foot%2Chawthorn+leaf&year_start=1700&year_end=1880&corpus=en-2019&smoothing=6
https://www.google.com/books/edition/Godey_s_Magazine/u3ZPAQAAMAAJ?hl=en&gbpv=1&dq=%22gorse+flower%22&pg=PA468&printsec=frontcover