Wholesale Gladiolus source

Can anyone recommend a good, cheap source for decent sized Glad corms? My Dad is looking for about 500. He wants to sell flowers at a little roadside stand this summer. He's had good luck with them in the past, but he and mom let their bulbs freeze about three years ago, and now that mom has gone, he wants to get back into gardening again (with my help, of course.)

Thanks,
Cedar

Yes - darius bought from a great source in a co-op last year.

http://www.djgrowglad.com/cgi-bin/shop.pl/page=dj-glads2-r.html/SID=1031750700.28528

If you send me your email, I'll forward you their wholesale list. They're 0.23 each when you buy 500.