here is the seller I bought them from.. you can browse the Knox Nursery page and they will do a buy it now if you want a flat of just one kind.. or take your chances with bidding on a mixed tray or smaller lot.. which I prefer because it's usually cheaper.. and usually the only way to get a mixed tray of something
http://stores.ebay.com/bountif...
http://www.knoxnursery.com/def...
edit -- when I buy from a bid.. it's worth doing multiple auctions.. they combine shipping.. and the reason I bought so many