DNA Gardens
Walnut, Black
Walnut, Black
An ideal oval, upright shade tree with large foliage. Produces round nuts in the fall, in pairs or singly, enclosed in a green husk. The nuts have large tough outer shells but are totally worth breaking open for the delicious and nutritious walnuts inside. The nut husks can stain your hands black/brown and are best picked up and deshelled right away to avoid mold. This tree is allelopathic meaning that it inhibits the growth of other plants within a certain area of where it is standing.
Zone 3
Approx H&W 50'+
We do not ship Plants. All orders will be ready for pickup in April/ May 2026 at DNA Gardens in Elnora, AB.
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Online Plant Sales Have Ended — Visit Us at the Farm!
Our online plant sales are now closed for the season.
If you’re still looking for plants, we’d love to see you in person.
You can visit the farm to browse our selection and purchase directly on-site. There are still plenty of healthy plants available, and our team will be happy to help you choose the right ones for your garden.