Eucalyptus was originated from Australia, brought into Vietnam in the 50s and has become on of the most widely spreaded industrial trees. Eucalyptus has straight and smooth trunk, thick bark, the wood is white or light yellow. At 5-6 years old, tree can reach over 7m in height. Trees can be havested after 3-10 years depending on region and weather, branches and younger trees can be used for making charcoal.