Difference between revisions of "Sunflower dye"
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| − | [[File:sunflowerswp2.jpg|thumb|Sunflowers in bloom]] | + | [[File:sunflowerswp2.jpg|thumb|Sunflowers in bloom<br>Credit: Bruce Fritz (USDA)]] |
== Description == | == Description == | ||
| − | A natural yellow [ | + | A natural yellow [[dye|dye]] obtained from sunflower (''Helianthus annuus'') blooms. Sunflowers produce a bright yellow dye in [[alkaline|alkaline]] solutions that is not [[lightfastness|lightfast]]. In [[acetic%20acid|acetic acid]] solutions, however, sunflowers give a colorfast golden color on [[wool|wool]] with an [[alum|alum]] [[mordant|mordant]]. The seeds of the sunflower plant were also used by native Americans to produce a dark purple color used for dyeing baskets. |
== Synonyms and Related Terms == | == Synonyms and Related Terms == | ||
| − | + | [[File:Uemura 10-15-2009 381.jpg|thumb|silk dyed with sunflower petals in Visible light]] | |
''Helianthus annuus''; colorant à base de tournesol (Fr.); girasol (Esp.); | ''Helianthus annuus''; colorant à base de tournesol (Fr.); girasol (Esp.); | ||
| − | + | [[File:Uemura 10-15-2009 381 UV.jpg|thumb|silk dyed with sunflower petals in UV light]] | |
| − | == | + | ==Resources and Citations== |
* D. Cardon, ''Natural Dyes: Sources, Tradition, Technology and Science'' (original edition ''Le Monde des teintures naturelles''), Archetype Publications, Ltd., London, 2007 | * D. Cardon, ''Natural Dyes: Sources, Tradition, Technology and Science'' (original edition ''Le Monde des teintures naturelles''), Archetype Publications, Ltd., London, 2007 | ||
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* R.J. Adrosko, ''Natural Dyes in the United States'', Smithsonian Institution Press, Washington, DC, 1968 | * R.J. Adrosko, ''Natural Dyes in the United States'', Smithsonian Institution Press, Washington, DC, 1968 | ||
| − | * | + | * Economic Botany: [http://www.botgard.ucla.edu/html/botanytextbooks/economicbotany/Helianthus/index.html Expressing Achenes] purple dye from seeds [Accessed Jan. 21, 2009] |
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[[Category:Materials database]] | [[Category:Materials database]] | ||
Latest revision as of 10:30, 7 June 2022
Description
A natural yellow Dye obtained from sunflower (Helianthus annuus) blooms. Sunflowers produce a bright yellow dye in Alkaline solutions that is not lightfast. In Acetic acid solutions, however, sunflowers give a colorfast golden color on Wool with an Alum Mordant. The seeds of the sunflower plant were also used by native Americans to produce a dark purple color used for dyeing baskets.
Synonyms and Related Terms
Helianthus annuus; colorant à base de tournesol (Fr.); girasol (Esp.);
Resources and Citations
- D. Cardon, Natural Dyes: Sources, Tradition, Technology and Science (original edition Le Monde des teintures naturelles), Archetype Publications, Ltd., London, 2007
- R.J. Adrosko, Natural Dyes in the United States, Smithsonian Institution Press, Washington, DC, 1968
- Economic Botany: Expressing Achenes purple dye from seeds [Accessed Jan. 21, 2009]