Related Clues:

• The rough vis-à-vis a green
• Moving freely
• Curtain detail
• Facilitator's action
• Decorative border
• Letting off the throttle, with 'up'
• Neatening a lawn
• Alleviating
• Garden container?
• Relieving tension
• Border, fringe
• Sidling
• Siding
• Advancing sideways
• Bordering, fringing