Distance between buckets hydro design

[Gritter99]

Curious what most folks are using for distance between buckets in their hydro grows? Currently doing layout and wondering space for each plant

 

[Smokey0418]

Equally spaced 4 plants into my square.
150x150 square
50 cm spacing.

 

[Smokey0418]

I started to be able to walk around, but that was short lived.

 

[smokedareefer]

Room 13x16x12 high
Spacing is 58"x60"