The Orb weaver outside our backdoor window was able to spin up a web in a little less than an hour. I was actually ighly impressed, and wished I had gotten it on tape.
Really, all you need is a big-ish, taller than wide container, as long as he has his web, and has room to make a big one, he should be fine. They eat insect about their size, but cant catch it, it...