Related Clues:

• Ponderosa, e.g.
• Hibachi residue
• Silvery gray
• It may be cast in a flick?
• State tree of Massachusetts
• Shade of gray
• Pinatubo product
• A mighty tree
• It may be slippery
• Silvery-gray
• Acorn dropper
• Christmas tree, often
• Tannenbaum choice
• Leaves for Canada?
• Barbecue residue