For international buyers, "macadamia" is never a single specification. Price, application, and shelf performance all hinge on grade — and a buyer who understands grading negotiates better contracts and receives more consistent product. This guide sets out how South African macadamias are classified, what each grade is suited to, and the quality factors that sit behind the numbers.
Nut-in-shell versus kernel
The first distinction is form. Nut-in-shell (NIS) is the whole nut as harvested and dried, sold by the tonne for buyers who crack and process in their own market. Kernels are the extracted nutmeat, graded and sorted, ready for use. NIS carries lower per-kilo cost but transfers cracking yield risk and processing effort to the buyer. Kernels cost more but arrive sorted, dried to specification, and ready for packing or further manufacture.
Buyers with in-market cracking capacity often prefer NIS; manufacturers, retailers, and ingredient buyers typically specify kernels. At Pasha, in-house processing means kernels can be supplied to a defined style and grade rather than as a generic lot.
Kernel styles: wholes, halves, and pieces
Kernel grading begins with style — the physical size and integrity of the kernel.
Style 0 and Style 1 (wholes and large wholes) are intact kernels, the most visually premium and the highest priced. They suit retail packs, gifting, and applications where appearance matters.
Halves are kernels split cleanly into two. They command a strong price for baking, confectionery, and snacking where a whole is not essential.
Pieces and chips are smaller fragments graded by size. They are the workhorse grade for ingredient manufacturers — ice cream, baked goods, nut butters, and inclusions — where the kernel is broken down anyway.
A typical kernel specification combines style with a size range (often expressed in kernel count per unit weight) so both parties price against the same physical product.
Quality factors behind the grade
Style describes shape; several quality attributes determine whether a lot meets premium standard within that style.
Colour is graded from the prized light, uniform cream through to darker kernels. Lighter, more uniform colour generally signals careful drying and handling and attracts a premium.
Moisture content is critical to shelf life. Macadamias are high in oil and prone to rancidity if moisture is not brought down and held to specification. Reputable suppliers dry to a target moisture and can certify it.
Defects — including immature kernels, discolouration, and damage — are capped as a percentage of the lot. Tighter defect tolerances raise both quality and price.
Wholeness ratio matters for whole and half grades: the proportion arriving intact rather than broken in transit reflects handling and packing quality.
Matching grade to application
The right grade is the one that fits the end use without paying for attributes the application discards. Specifying Style 0 wholes for a nut butter wastes money; specifying pieces for a premium retail pack undersells the shelf. A clear conversation about end use lets a supplier recommend the most cost-effective grade rather than defaulting to the most expensive.
How certification supports grade
Grade describes the product; certification describes the system that produced it. HACCP, Halaal, and Kosher certifications give buyers assurance that food-safety and compliance controls sit behind the stated grade — increasingly a baseline requirement for retail and manufacturing buyers rather than a differentiator.
Talk to us about specification
Pasha International supplies South African macadamias as nut-in-shell and as kernels across the full range of styles, with in-house processing that lets us match grade, size, and quality factors to your application. To discuss a specification or request pricing against a defined grade, get in touch with our team.
For pricing, specifications or a trading discussion, our team responds to all enquiries within one business day.