Yellow Wool : alum mordant 

 Colorfastness : poor to light, good to washing 



Follow the directions for dyeing "Orange Wool" (above), but substitute 

 alum for chrome mordant (see pages 67 to 68). 



Fustic {Chlorophora tinctoria) 



Fustic is probably one of the best yellow dyes found in nature. It is 

 obtained from the wood of a tree that grows in Mexico, Cuba, and Nicaragua 

 and can be purchased either as wood chips or as an extract. 



Gold Wool: chrome mordant 

 Colorfastness: good 

 1 pound wool 

 ^2 ounce fustic extract 



Use chrome mordant (see pages 67 to 68). Dissolve the fustic in 4 to 4}^ 

 gallons of water. Before immersing mordanted wool in the dyebath, 

 thoroughly rinse it and squeeze out excess moisture. Immerse the wool; 

 heat it to boiling; boil for 30 minutes, rinse and dry. Prolonged boiling will 

 darken and dull the color. 



Dark Yellow-Tan Wool: alum mordant 

 Colorfastness: good 

 1 pound wool 

 la ounce fustic extract 

 Jg ounce potassium dichromate 

 y^ ounce acetic acid, or 6 to 7 tablespoons of vinegar 



Use alum mordant (see pages 67 to 68). Follow directions for dyeing 

 "Gold Wool" (above). Without rinsing, transfer the material into a 

 boiling bath of potassium dichromate and acetic acid in 4 to 4}(, gallons 

 of water. Boil 10 minutes, rinse and dry. 



Light Yellow-Tan Cotton: alum-tannin-alum mordant 

 Colorfastness: good 

 1 pound cotton 

 '■2 ounce fustic extract 

 ?fi ounce potassium dichromate 

 ig ounce acetic acid, or 6 to 7 tablespoons of vinegar 



Use alum-tannin-alum mordant (see pages 67 to 69). Follow directions 

 for dyeing "Gold Wool" (above). Without rinsing, transfer the material 

 into a boiling bath of potassium dichromate and acetic acid in 4 to 4}^ 

 gallons of water. Boil 10 minutes, rinse and dry. 



Golden ROD Flowers {Soli dago sp.) 



Goldenrod that grows wild in fields and along roadsides is one native 

 American plant recognized early as a source of yellow dye. With indigo, 



86 



