In the scene there is one flowering apple tree and two color options for the petals.

Height: 4.2 m

Polygons: 1 128 979

Petals and leaves with opacity map applied

Displacement is used for the bark material and is enabled by default.

Blooming without leaves version of this tree:
https://3dsky.org/3dmodels/show/malus_flowering_2 

A variant of this tree with fruits:
https://3dsky.org/3dmodels/show/malus_fruit_tree_2_1 

A variant of this tree in winter:
https://3dsky.org/3dmodels/show/malus_winter_tree 

Apple tree with V-ray material:
https://3dsky.org/3dmodels/show/malus_flowering_5_v_ray 

Enjoy your use!