Archaeologists in Belgium uncovered traces of woad, madder, and pastel during excavations in Brussels and Mechelen, particularly near the stream in Zakstraat. These plants were crucial for the ...

"All Britons used woad to dye their bodies a blue colour, which makes them terrifying when they are fighting in battle." The Celts also put lime in their hair to make it stiff and thick ...

and there are some references to painted skin and the use of woad, a form of blue dye that could be extracted from leaves.

Denise Lambert has spent decades rediscovering woad — and coping with blue hands ... Denise Lambert retrieved a square of linen from a tall dye vat, wrung it out and hung it on a wall rack ...

"All Britons used woad to dye their bodies a blue colour, which makes them terrifying when they are fighting in battle." The Celts also put lime in their hair to make it stiff and thick ...