Possible Clues:

• ''A nest of robins in her hair'' source
• Pecan and walnut
• Joyce Kilmer poem
• Pear and apple, e.g
• Forest flora
• Holly and Hazel are for the birds!
• Apple and cherry, e.g.
• Genealogy diagrams
• Forest features
• 'Does Foley age on them, by the sound of it? (5)'