What exactly is meant by “Walnut, in-shell”?

Walnut, in-shell refers to the edible walnut fruit that is still encased in its hard outer shell, either fresh or dried. It is classified as a tree nut and is listed under the HS code 080231 for trade purposes.

How should Walnut, in-shell be stored to maintain quality?

Walnuts in-shell should be kept in a cool, dry environment, ideally at temperatures between 0 °C and 10 °C with low humidity. Proper ventilation helps prevent mold, and the nuts should be protected from strong odors and direct sunlight to preserve flavor and freshness.

Walnut, In-Shell

Walnut, in-shell is an edible tree nut harvested with its shell intact. It is traded as a raw agricultural product.

Prices, specifications and international trade for walnut, in-shell under HS 080231.

Walnut, In-Shell Price

$2,615USD/t

Published reference · Jul 1, 2026

Walnut, In-Shell Historical Unit Values

Walnut, in-shell is quoted in USD/t at USA. Historical customs values may differ from the headline reference.

Explore walnut, in-shell prices

Walnut, In-Shell Exports and Imports

Loading trade map…

Chile led reported walnut, in-shell exports in 2025, at $323M.

Compare walnut, in-shell exporting countries

Walnut, In-Shell Facts and HS Code

Walnut, in-shell belongs to tree nuts within produce, nuts, spices and food ingredients. Its customs classification covers HS 080231.

Walnut, In-Shell HS Code

Product type	Raw
Position in the chain	Primary
Category	Tree nuts — Produce, nuts, spices and food ingredients
HS codes	080231
Quoted in	USD/t
Reference location	USA

Uses & Risks

Walnut, in-shell uses, related products and documented risks.

Uses and Related Commodities

Leading origins	Burkina Faso, Chile, China, Greece, India, Iran, Mexico, Türkiye, Ukraine, United States

Sourcing risks

Risk	Category	Severity	Mitigation
Aflatoxin contamination Food safetyHigh Improper drying or storage of walnuts in-shell can allow growth of Aspergillus species that produce aflatoxins, posing a serious health risk to consumers.	Food safety	High	Ensure rapid drying to moisture levels below 5 %, store in cool, low‑humidity conditions, and conduct regular aflatoxin testing of batches.

Walnut, In-Shell Questions

What exactly is meant by “Walnut, in-shell”?: Walnut, in-shell refers to the edible walnut fruit that is still encased in its hard outer shell, either fresh or dried. It is classified as a tree nut and is listed under the HS code 080231 for trade purposes.
How should Walnut, in-shell be stored to maintain quality?: Walnuts in-shell should be kept in a cool, dry environment, ideally at temperatures between 0 °C and 10 °C with low humidity. Proper ventilation helps prevent mold, and the nuts should be protected from strong odors and direct sunlight to preserve flavor and freshness.