Possible Clues:

• Eucalyptus
• Well-oiled Australian native gives stick to Holly
• Sticky situation encountered up here?
• Awkward place to be met urge to change
• Up here's problematic for Marguerite, uncomfortable and lacking fresh air
• Eucalyptus, for one
• Stick with family arrangement for growth in Australia
• Fairy up here, unusually, in a pickle?
• Fool withdraws support round river, up which you're stuck
• Short piece on metre-high eucalyptus