http://www.hort.purdue.edu/newcrop/afcm/psyllium.html

Thanks, that looks like a great resource.

* Billy
I've germinated them, and got them up to 6" tall but they haven't done
well in my garden, under trees, on the north side of a hill.

I may have some difficulty as well since the climate here differs
slightly from the ideal, but I'll give it another try.