Plants and People Project
Black Walnut - Juglans nigra
Native American peoples use the leaves and green rind of the nuts to make a medicine. How Indians Use Wild Plants for Food, Medicine and Crafts.
Walnut trees have compound leaves with many leaflets.
Many people enjoy eating the fresh or cooked nuts. When you collect walnuts under the tree, you should wear gloves. The green rind will stain your skin a brownish black. This stain is used today to stain wood and was used as a dye for fabrics.
If you rub the greenish husk you will note a unique fragrance. Tugging a leaflet can also elicit that odor. it is one way I tell young walnuts from sumac and ash trees. They also have compound leaves.
Walnut wood is valuable for quality furniture, veneers, gun stocks and musical instruments. PA DCNR
The roots, barks and nuts can also used to create a brown and black dye for wool and cotton. Natural Dyes and Home Dyeing
The root and bark of walnuts contain a chemical that is harmful to people and plants. Smithsonian Institution - National Zoo
This chemical is called Juglone. Trees for Problem Landscape Sites.
Tomato plants and apple trees do not survive near walnut trees. Audubon Field Guide to Trees of the Eastern Region
The nuts of the tree are food for birds, squirrels and other wildlife. Animals also use the trees for shelter and nesting sites to raise their young. Mast source
DISCLAIMER: These pages are presented solely as a source of INFORMATION and ENTERTAINMENT. No claims are made for the efficacy of any herb nor for any historical herbal treatment. In no way can the information provided here take the place of the standard, legal, medical practice of any country. Additionally, some of these plants are extremely toxic and should be used only by licensed professionals who have the means to process them properly into appropriate pharmaceuticals. One final note: many plants were used for a wide range of illnesses in the past. Be aware that many of the historical uses have proven to be ineffective for the problems to which they were applied.
Walnuts trees have compound leaves with 15 to 23 leaflets.
walnut tree bark
|Next Plant||Plants & People Index|
Internet Hunts / Nature / Computers / Puzzles & Projects / Problem based Learning / Site map / Home