Harvesting, which takes place when the fruit is completely ripe and spontaneously falls from the bracts to the ground, is able to ensure a high yield and good product quality once shelled.
The ripened fruit indeed has a higher weight and a lower moisture level.
As the fruit tends to absorb moisture from the ground, harvesting must be timely and carried out several times to avoid the fruit from rotting and to guarantee its quality.
The “Nocciola Piemonte PGI” produces 4860* tons over an area of 3315* hectares, mainly in the province of Cuneo. It is also produced in the provinces of Asti and Alessandria.
There are 784* farms that produce the Nocciola Piemonte PGI, located mainly in the Alta Langa area.
*(data as of December 2015).
The Protected Geographical Indication was recognised with Ministerial Decree of 2 December 1993 of the name “Nocciola Piemonte”, reserved to the cultivar “Tonda Gentile Trilobata” cultivated in the appropriate area of the Piedmont region, considering, the wording of the legal text, “...the particular qualitative and valuable characteristics...”.