Possible Clues:

• Ulster may depend on it
• Closet accessory
• Clothing supporter
• Reformer inhaling grass? One's hooked!
• Hot carnage (anag.)
• Curved piece of wood with a hook in a wardrobe
• Wooden closet organizer
• Aid for not losing one's shirt
• Wardrobe equipment supplied at no charge, maybe
• Apparel holder