Like this?Yes in the picture you have it blowing upwards towards the light which is pushing it and mixing it with cool air below , one across the canopy , maybe small deskfan under canopy , also you got some space spread the plants out some I know there in drain tray but give some space helps air flow.
![image.jpeg](/data/attachments/2848/2848371-5dfc4e4bdbf41a36da1aa211f3d13c25.jpg)