diameter at breast height: 100 cm and more
Master: straightness and vollholzig
location : Quebracho is a tree that grows in South America in the semi-arid Chaco inland. In terms of annual rainfall and soil quality can be characterized as not very demanding.
Quebracho is an economically valuable native species, which nevertheless has a relatively late stage any significant revenues. The annual increase in volume is about 10 - 20 m 3 per year per hectare, the rotation is 30 to 35 years. Diseases and pests are not known for Paraguay.
The Quebracho trees were cut down much earlier, partly due to their high tannin content, for example, in order to tan leather. Quebracho, a Gerbholz that ground and as the extract used in tanning place contains, 20-22 percent tannin. The bitter bark of this tree is a folk remedy against the ague, and contains an alkaloid Quebrachin. The wood is not particularly weather resistant but extremely hard. Because of its extraordinary hardness, it is mainly in the floor area of application.
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