dyeing with fresh woad leaves

The process of dyeing with woad is similar to dyeing with the indigo plant. The pigment contained in the leaves is not soluble in water, so to be dissolved, it must undergo a chemical change - reduction. First removed from the dye pot, it combines with oxygen in the air and reverts to the insoluble blue.

1. Is woad a hallucinogen?
2. What Colour dye does the woad plant yield?
3. Is woad the same as Indigo?
4. How do you extract woad?
5. Did Vikings use woad?
6. Why did Celts paint themselves blue?
7. What Colour is the dye made from woad?
8. How do you dye wool with woad?
9. Is Dyer's woad poisonous?
10. How do you identify woad?
11. What does woad look like?

Is woad a hallucinogen?

"The blue part of the Woad is not any sort of hallucinogen, despite lore to the contrary. The raw sap crushed from fresh Woad leaves sometimes causes surface skin numbness, slight dizziness, and in certain bloodlines, a vague impression of less danger or more confidence.

What Colour dye does the woad plant yield?

WOAD (Isatis tinctoria)

It is closely related to broccoli and cabbage. Both indigo and woad provide us with a beautiful blue dye. The chemical which gives the blue dye is called indigotin.

Is woad the same as Indigo?

Woad was, and still is, the native European source of indigo blue dye. ... This is confusing as the blue colouring matter in woad is the same as the blue colouring matter in “indigo”, but the dye is much less concentrated in woad leaves, which is why “indigo” eventually largely replaced woad in Europe.

How do you extract woad?

To extract Woad you need to first infuse leaves in nearly boiling water – preferably soft water such as rain water. After ten minutes the leaves are removed and squeezed of any juice before being discarded on the compost pile.

Did Vikings use woad?

“All the Britons dye their bodies with woad, which produces a blue colour, and this gives them a more terrifying appearance in battle.” Vikings may have learned of and adopted this tactic during the period of their invasion and subsequent immersion in Britain, though I haven't seen evidence of this.

Why did Celts paint themselves blue?

So, where did the idea about the Picts painting themselves blue originate from? Julius Caesar once noted that the Celts got blue pigment from the woad plant and that they used it to decorate their bodies. ... It has also been theorized that the real use of woad was perhaps intended to heal the scars after the battle.

What Colour is the dye made from woad?

Isatis tinctoria, also called woad (/ˈwoʊd/), dyer's woad, or glastum, is a flowering plant in the family Brassicaceae. It is occasionally known as Asp of Jerusalem. Woad is also the name of a blue dye produced from the leaves of the plant.

How do you dye wool with woad?

Dyeing Techniques

The fermentation removes the oxygen from the vat making the woad soluble. Wool or fabric is dipped into the vat, left for a few minutes, and then removed. At first the wool is pale yellow, but with exposure to air, the colour gradually turns to green and then to blue.

Is Dyer's woad poisonous?

Although dyer's woad is not toxic, it is unpalatable to livestock.

How do you identify woad?

All leaves have a prominent cream colored mid-rib extending the entire length of the leaf, and a bluish-green color. The leaf color and prominent mid-rib are good identifying characteristics of dyer's woad. The weed has a thick, fleshy tap root that penetrates down to 3 feet into the soil.

What does woad look like?

Woad (Isatis tinctoria) is an erect biennial that grows to between 1-3 feet, sometimes up to 4 feet in height. Its leaves are bluish green overlaid with a powdery white fluff. The leaves are narrow and lightly serrated to wavy.