| Properties | Mean values ± S.E. | |
| Paulownia → | 75% | 95% |
| Length, mm | 36.4 ± 0.72a | 32.77 ± 1b |
| Diameter, mm | 3.59 ± 0.01a | 3.59 ± 0.01a |
| Unit weight, g | 0.72 ± 0.06a | 0.71 ± 0.01a |
| Unit density, kg∙m−3 | 1958.05 ± 42.8a | 2164.96 ± 66.51b |
| Bulk density, kg∙m−3 | 557.21 ± 7.56a | 596.1 ± 7.14b |
| Hardness, N | 31.65 ± 0.23a | 34.36 ± 0.23b |