Regarding Hippeastrum (and most bulbs): for herbicides that work on basic growth processes like glyphosate, "resistance" often results from the comparatively large biomass. The same amount of poison might be taken in as another plant that is killed, but distributed through a much larger mass, resulting in a low (non-lethal) concentration. The effects of which might not noticed. Whatever your viewpoint, it's always important to keep an open mind. There are always things one can learn, from everyone. Those who simply dismiss a viewpoint as rubbish and take gratification from that name calling, get no points from me. Rick Rodich _______________________________________________ pbs mailing list pbs@lists.pacificbulbsociety.net http://lists.pacificbulbsociety.net/cgi-bin/…