1. Plants that do not support wind movement are used.
All the dynamic models in D5 Assets Library have a special icon on their thumbnails. Using the plants models which have this icon, or you can filter the dynamic models in D5 Assets Library.
2. Realtime switch in Display is not turn on
"Realtime" determines whether to preview the motion of dynamic models in the scene, such as wind movement of clouds 、plants etc.
Turn on Realtime switch when previewing wind effects.