Cork material is produced from the bark of cork oak, which grows in the Western Mediterranean and on the Atlantic coast at an altitude of up to 1,400 meters above sea level. The bark of this tree is very thick and durable. Its outer layer after removal is restored in a certain time in a natural way.
Although the cork bark appears even on young shoots, however, the first removal of the outer layer occurs only after 15-25 years. Subsequent layers, which are called feminine or reproductive, can be removed every nine to ten years. The life of cork oak averages 160 years. Therefore, from one tree you can get about 15 harvests of bark. Continue reading