Pick Edit Planting and select Linear Planting in the model. 

From the Edit Planting dialog, users are able to...

• Delete Planting
• Substitute Planting
• View Characteristics
• Modify Growth
• Edit Parameters  - Edit Root, Container Size, Centres, Age, Height/Spread
• Change Location parameter
• Edit Avenue Planting, Ornamental Hedge and Native Hedge settings
• Alter Tagging
• Elevation Symbol Type
• Plan Symbol Type
• Line Style

Save Changes  

Pick Save Changes to apply modifications to the selected planting from the model.