Tree Style
Layer Style
New Tree
MinNodes:
MaxNodes:
MinChildren:
MaxChildren:
Random Sizes:
Default Properties
Angle: Right Down Left Up
Alignment:
NodeSpacing: (negative causes overlaps)
NodeIndent: (when Start or End; >= 0)
NodeIndentPastParent: (fraction; 0-1)
LayerSpacing: (negative causes overlaps)
LayerSpacingParentOverlap: (fraction; 0-1)
Sorting:
Compaction: Block None
BreadthLimit: (0 means no limit)
RowSpacing: (negative causes overlaps)
RowIndent: (>= 0)
SetsPortSpot: SetsChildPortSpot:
Alternates (only when TreeStyle is not Layered)
Angle: Right Down Left Up
Alignment:
NodeSpacing: (negative causes overlaps)
NodeIndent: (when Start or End; >= 0)
NodeIndentPastParent: (fraction; 0-1)
LayerSpacing: (negative causes overlaps)
LayerSpacingParentOverlap: (fraction; 0-1)
Sorting:
Compaction: Block None
BreadthLimit: (0 means no limit)
RowSpacing: (negative causes overlaps)
RowIndent: (>= 0)
SetsPortSpot: SetsChildPortSpot:

For information on TreeLayout and its properties, see the TreeLayout documentation page.