In the scene there are 5 rhododendron bushes during the flowering period.

Bushes height: 1.1 m - 1.5 m

Polygons: 1 142 692

Petals and leaves using opacity map

The branch material uses vertex color

These bushes with a different color of the inflorescences:

https://3dsky.org/3dmodels/show/rhododendron_1_1 

Enjoy your use!