Possible Clues:

• US state
• Bordering state to D.C
• Old Dominion
• Where Richmond is unspoilt, I assume initially
• State named for the first Elizabeth
• Variety of creeper, bright red in Autumn
• Birthplace of eight U.S. presidents
• Broadcast airing after six in original state
• Female author put in state by sound of wild animal
• Raving mad, one's twice put inside in this state