On 14 Oct 2012, at 22:12, ang.por@alice.it wrote: > I have got this presumably old Gladiolus dalenii hybrid, which is rather spread > in Northern Italy > http://i5.photobucket.com/albums/y176/…. > jpg The streaking on the petals looks suspiciously like a virus infection. If you have other gladioli you've grown from seed, plant this one well away from them, just as lily fanciers who grow from seed keep commercial clones, all of which are virus infected, well away from their precious species. It's a beautiful plant, for all that. -- Rodger Whitlock Victoria, British Columbia, Canada Z. 7-8, cool Mediterranean climate