Culture Arena
Portugal · Nature & Wildlife · Easy
The cork oak (Quercus suber) is a protected tree in Portugal. Its bark is harvested approximately every how many years?
Answer: Every nine years — Cork oak bark is stripped every nine years once the tree reaches about 25 years of age, with a single tree able to produce cork for over 200 years.
- A Every two years
- B Every five years
- C Every nine years ✓
- D Every fifteen years
Cork oak bark is stripped every nine years once the tree reaches about 25 years of age, with a single tree able to produce cork for over 200 years.