Thanks, that sounds like the most probable answer. I'll follow up with her next Wednesday. On Feb 2, 2013 1:21 PM, <Theladygardens@aol.com> wrote: > I imagine she hasn't divided them for years. What happens is they get > pollinated, she doesn't remove the seed pods, the pods pop open and spill > all > among her hybrid iris. The iris that come up are the strongest toughest > throw backs to a natural iris color, either yellow or sometimes > lavender/blue > or white. The only other way this could happen is from a chemical spray > of > some sort. Chemical sprays usually deform the flowers as well as mess > with the colors, but less likely to turn them all the same yellow. To keep > your hybrid iris, you must remove the seed pods or ovary which are under > the > flower. It's the thick part above the stem but under the flower. I had a > lady in my garden who insisted that hers had changed over the years and she > always removed the seed pods. She was so adamant that I finally asked her > to show me on one of my blooming plants how she removed it. She carefully > took off the flower petals and left a very pregnant seed pod on the stem. > Carolyn in Los Gatos, CA > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/ >