In article
3986437.18.1332088966700.JavaMail.geo-discussion-forums@ynjk1,
mkr5000 wrote:

Thanks -- minute I heard Nigella, knew you were right -- that rang my bell.

Great plant I think, too bad it doesn't flower longer.

They are prodigious seed producers and deadheading spent blossoms will
prolong blooming somewhat, but the dry seedpods are nice when left for
autumn interest and annual reseeding.