You can wire it in the same day or if you have money in your Dwolla it's almost completely automated.
How long is a deposit from dwolla expected to take today? The only guidance on your site says "up to 24 hours". What's the average for something sent during business hours?
Mine was transferred within an hour or so when I was testing the system a few days ago.
TradeHill has been great for me so far. I only hope they work on security hardcore this week. I'm hoping/wishing/expecting that they have a lot more security features up by this weekend at the latest.