Scientific Name: Juglans Nigra
Origin: Europe
Common Names: Black walnut
Parts used: Bark, Leaf, Fruit (nut), Fruit husk
Active Compounds: Juglandic acid (jug lone)
Background: A versatile North American native tree providing a wide range of uses.
Black walnut leaf and hull stain fabric and porous materials. Hull of all Juglans has been used as a dye for centuries. Hair coloring: Boil 1 c. hull to 1 qt. water, until a dark color liquid results. Add 1/2 tsp. alum to set the dye. Strain and use as a rinse. Repeat rinses until desired shade is achieved.
Black walnut produces a treasured hardwood.
Description: Black walnut, a native North American perennial, grows to 120 feet in height and is found throughout the eastern United States and Canada. The bark is thick and brown to grayish-black in color with deep furrows and narrow forking ridges which form a diamond pattern. The leaves are pinnately compound, with 9-21 ovate lanceolate, serrate leaflets. Male and female flowers grow in separate catkins. The fruit/nut is deeply grooved and hemispherical in shape inside a spherical, rough husk.
Safety: There is no known negative safety information available. Extended use of leaf may cause mild dermatitis in some.
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For educational purposes only
This information has not been evaluated by the Food and Drug Administration.
This information is not intended to diagnose, treat, cure, or prevent any disease