Quercus Macrolepsis. Tannin rich natural dye.
For cold, hot and all-in-one dyebath techniques. Makes orange-brown colours. tannin mordant.
The acorn is the fruit of varieties of oak trees. Oak is native to the northern hemisphere, and over 500 varieties exist. Acorn tannin has good wash and light-fastness.
It can be used as a dyestuff for ginger brown colours, or as a tannin mordant.
The acorns are collected when fully ripened and are separated from their cups
How to dye with Acorn Extract:
Ensure your fibre/fabric has been properly scoured before use.
Use at least 20gm acorn extract powder to dye approximately 100gm of fibre.
Suitable for cold, hot and all-in-one dye bath techniques.
To make an all-in-one dye bath, pour boiling water over the powder. Allow the mixture to cool overnight. The following day, bring the dye bath to a gentle simmer, add the fabric/fibre and simmer gently for an hour. Leave for several hours or overnight, stirring occasionally. Charcoal grey and darker brown shades can be obtained by the addition of iron sulphate.
Used as a tannin in a tannin/aluminium mordanting process: Use 10gm acorn extract for 100gm of fibre. Pour boiling water over the powder. Allow the mixture to cool overnight. The following day, bring the tannin bath to a gentle simmer, add the fabric/fibre and more hot water if necessary to cover the fabric/fibre. Leave for several hours or overnight, stirring occasionally. Follow this with the use of an aluminium mordant, and a second tannin soak, if desired.
Product code: 4154
Download Safety Data Sheet