Related Clues:

• Tall trees
• They were once completely nuts
• Trees sacred to Druids
• Acorn droppers
• Shady arbor, perhaps
• Sherman ___, Calif.
• Adult acorns
• Street prettifiers
• Erstwhile acorns
• Source of shade
• Backyard spreaders
• Boulevard liners, sometimes
• Colonnade lineup
• Mighty beeches
• Shady giants