The study was carried out in Forest Parcel No. 21 of 1 ha in Ciefor - Puerto Almendras, evaluating 200 Simarouba amara plants, planted every 5 meters and in 10 strips. The greatest increase in diameter was presented by band 1 and 8 with a value of 0,10 cm between the first and last evaluation. Likewise, in height the greatest increase was presented by band 6 with a value of 5,79 cm. The Chi-square test indicates that there is a significant difference between the averages of increase in diameter - height and the bands (p-value = 0,00