Related Clues:

• Formation on 28-Down
• Aging issue
• Tin Woodman's trouble
• What the Tin Man had
• Unattractive coat
• Outdoor coat in harsh weather?
• One reason not to see 1 across? It's why Tin Man can't commiserate!
• A fungus; a corrosion
• Fungal plant disease
• It never slept for Neil Young
• Resting boxers can collect it
• A resting boxer could collect it
• Fungal disease of plants
• 'Too much rest is ___': Sir Walter Scott
• Stain near a drain, often