Jo Ann, it could be due to the time of year. I'm not sure if he shuts down completely during the winter months or not but it is kinda past time for most to be planting Caladium bulbs. Bill did have an end of year sale on the Classifieds forum in July: http://garden.org/thread/view_...
~ I'm an old gal who still loves playing in the dirt!
~ Playing in the dirt is my therapy ... and I'm in therapy a lot!