20 to 40 days. Paulownia retains little moisture (up to 10-12%). The timber iswater-resistant, it is exceptionally stable, withstands warping, breakages anddeformations. The timber is with fine structure and silky smooth surface, withoutblemishes (knots). Paulownia timber is characterized with good insulation, verygood acoustics, good sound conductivity, rot resistance and easy processing. Allthese qualities as well as the strength, smooth surface lack of defects make itone of the most valuable on world timber markets.