You'll need to separate the model but the tree is a very nice looking low-poly model.
Source from Randum (Author): https://sketchfab.com/3d-models/tree-1e2f0c04b74a4b7ab285d893423fc65a
Mirror Download: https://drive.google.com/open?id=1U3zxAeB1OYuiPfQkkOvs9aYWzSeS2Xf3
This model is free and created by Randum
Creative Commons Attribution (https://creativecommons.org/licenses/by/4.0/)
Author must be credited. Commercial use is allowed.