Yes a cordon, although in my experience not that tall growing. Seeds were originally sourced from Geckler's.
It's frustrating I've got several things to update and finish off for the circles (hoping to have my puter back tuesday, yayyyyy) I've also started a page so we can have both cirlcles together, hopefully soon?
http://t.tatianastomatobase.com:88/wiki/Green_Zebra_Cherry