More Details

• They are obtained from the walnut trees, belonging to the Juglandaceae family, in the genus, Juglan. The kernels have two bumpy lobes that look like abstract butterflies.
• Walnut kernels, or shelled walnuts, can go bad in three months, whereas whole unshelled walnuts have a shelf life of up to a year when properly stored, and will likely still contain high levels of nutrients.
• Walnuts are the round, single-seed stone fruits of the walnut tree. They are commonly used for food. They ripen between September and November in the northern hemisphere. The brown, wrinkly walnut shell is enclosed in a husk.