The bark of Acacia Mearnsii (black wattle) contains significant amounts of water-soluble components called "wattle tannin".  This extract is the concentrated form of wattle tannin of the catechic tannin group. To this group also belong; Cutch, Quebracho, and Tea leaves. 


Acacia tannin natural dye extract dyes a reddish brown but will turn deep slate greys and blacks with a post mordant of 1-2% Ferrous sulfate.

Use at 5-20% WOF, acacia tannin extract dissolves easily in water without a need to make a paste prior to dyeing.

Dye samples in the pictures; top row 15% ATF, middle row no mordant and bottom row 15% ATF + PM FE


Fantastic for use in eco printing for creating dark backgrounds.


- Securely packed in a re-sealable zip bag for easy use and storage

- Easily soluble in a liittle hot water.


This acacia extract contains min 72%  of condensed tannins.

Dye components; 

Reds 4.1%.

Flavonoids (chalcones) 6.2%.


Acacia natural dye extract confirm the GOTS standard.




Acacia Extract (Acacia Mearnsii) Organic

$6.90 Regular Price
$6.21Sale Price
  • Storage

    Keep in a tightly closed container, stored in a cool, dry, ventilated area. Protect against physical damage. Maintain a constant temperature not to exceed 24° C. (75° F.).  Containers of this material may be hazardous when empty since they retain product residues (dust, solids); observe all warnings and precautions listed for the product.


    Heath and Safety

    Do not ingest. Do not breathe dust. Wear protective gloves, safety goggles and a dust mask when handling fine dye powders and mordants.

    Possibly harmful when swallowed or inhaled


    Environmental Hazards

    Natural dye powders are no known environmental concern. Mordants and mordanted dye baths should be disposed in a sensible way according to your local waste disposal laws.

  • Packaging

    Natural dyes and mordants are shipped in a special packaging made from recypcled materials with a re-usable zipper. 

    Your pouches are shipped in either a flat padded envelope or a cardboard box depending on quantity and size.

    We try to use reduce packaging and use recycled materials where possible.


    Shipping Times

    Most packages are sent the same day or next day of order. 

    Shipping times depend per country and are out of my hands once I send the parcel. Averages to the United States have been 6-14 business days.


    Shipping rates.

    Shipping is according to the total weight of your parcel including packaging materials.

    ALL packages are shipped with a tracking number. The tarcking number will be updated by mail once available.

    Please note that most tracking is only available from the moment the parcel physically leaves the country. This may take a few days.


    You will see your total shipping rate in your order.

    At this moment it is not possible to ship your dye materials by EMS.