Natural Dyes - Tropical Dyes From Wood

Brazilwood, logwood and fustic are famous traditionalfor microscopic slides.
natural dyes that produce bright colours on wool,Old Fustic
cotton and silk; brazilwood yields rich reds, logwoodOld Fustic, or Dyer's Mulberry, is made from the
purples and fustic strong yellows. These three dyesheartwood of Maclura tinctoria, a medium to large tree
are made from the heartwood of medium to largeof the mulberry family originally found in the forests of
trees originally found in tropical forests. With properBrazil and the West Indies. It is a beautiful wood for
care, all three dyes have a good light-fastness.wood turning and is then known as amarillo, which
Eventually they mellow to paler but still pretty colours.means yellow in Spanish.
By late 1500's large quantities of brazilwood, logwoodFustic yields a range of colours from strong dark
and fustic were imported into Europe from Latinyellows to an attractive peach colour on silk, cotton
America. These three new dyes cost much less thanand wool and it has good light-fastness. It was used
those previously available therefore allowing moreextensively from about 1600 to 1850, as it produces a
people to have colourful clothes.strong colour at low cost. During the WW1, fustic was
Brazilwoodone of the dyes used to produce khaki for army
Brazilwood is found both in Asia and Latin Americauniforms.
and Brazil takes its name from the tree. The woodDyeing with Brazilwood, Logwood and Fustic
comes from several species of Caesalpinia trees andThese three dyes are normally sold as wood chips but
it gives lovely rich reds.are also available as natural dye extracts. I prefer to
Even though I was born and brought up in Brazil, Iuse brazilwood and logwood as wood chips, as I
never saw a brazilwood tree, never read about theseem to get a better colour this way. However, I find
fiery reds it produces and was never taught that thethe fustic extract better than the wood chips.
word Brazil comes from the Spanish brasa whichTo obtain strong colours, put 50g of wood chips in a
means glowing embers. It was only when I came tosaucepan, cover with boiling water and then leave
live in England and became interested in natural dyesthem overnight. The following day, boil the chips in the
that I learned more about this tree. I was verywater for about an hour. You must remove the wood
surprised to learn that my country of birth was namedchips before adding the fibre as they have small barbs
after the wood found there, rather than the other waythat attach themselves to the fibre and would have to
round.be carefully picked off one by one. The best way to
Brazilwood, however, was well-known for centuries,remove the chips is to leave the dye bath to cool
long before Brazil was discovered by Europeans; itdown for an hour or two and then pour the contents
was first mentioned as a dye in 1321, sourced fromof the saucepan through a sieve, saving the liquid. You
East Indies and India.can also save the chips by spreading them out to dry,
Most of brazilwood sold as a dye now comes fromas they can be re-used several times. Add 100g of
Asian trees. The species from Brazil, Caesalpiniawool mordanted with alum to the dye bath and
echinata, is also known as pernambuco and issimmer for 30 minutes. Take the wool out and add
sometimes referred to as the music tree because itsanother 50g of wool for paler colours. You might still
wood is used for making violin bows.get some colour on a further 50g of wool.
LogwoodA pinch of iron mordant changes the final colour;
Logwood dye is made from the heartwood ofbrazilwood becomes darker and purpler, logwood
Haematoxylon campecianum, a forest tree fromgoes greyer and fustic greener. A strong dye bath of
Central America. Haematoxylon literally means bloodlogwood and fustic together with a pinch of iron will
wood and it refers to the colour of the heartwood,produce a black with great depth of colour, whilst
while campecianum refers to the city of Campeche inbrazilwood and fustic produce a fantastic orange.
the Yucatan peninsula in Mexico where this tree wasAdvantages of Wood Dyes
abundant. Logwood was floated down rivers as largeBrazilwood, logwood and fustic are great dyes for
logs, hence its name.beginners, as they are both easy to use and very
Logwood chips produce purples, greys and blacks, theeconomical. If you want vibrant tropical colours that
colours depending on the mordants used and theconjure the spirit of Brazil and the Caribbean, then
acidity of the dye bath. The dye haematoxylintropical wood dyes are the ones to use.
produced from logwood is still used as histological stain