Thanks for your help, Steven. -Cynthia Mueller Cynthia W Mueller > On Apr 18, 2015, at 8:54 PM, Steven Hart <hartsentwine.australia@gmail.com> wrote: > > Hi Cynthia, I have had this break out recently in my zephyranthes & it > wasn't until you mentioned yours that I realized what it is. We had a very > wet season & this can cause outbreaks although someone sent this to me in > dormant bulbs... There is a section on Stagonospora curtisii in our PBS > wiki, it recommends treatment with bleach, peroxide with water & systemic > fungicide. A couple of things that might help you reduce spread. Spores are > air bourn so removing contaminated leaves & burning or carefully disposing > is important. Replacing contaminated mix with a fresh well drained mix > reduces dropped spores, because it thrives in moist conditions. Avoid > watering leaves & bulb during contamination, try to water mix only. Air > flow or ventilation around them helps mix dry out after watering. Some > treatments recommended on the web are, destroy the bulbs, also hot water > treatment, but 100* for 30min would cook them i think, might be ok with big > bulbs. Others will know exactly which chemicals will help u I hope... > Best of luck getting it under control, it can spread very fast. > Steven > > On 19 April 2015 at 09:59, Cynthia Mueller <cynthiasbulbs@hotmail.com> > wrote: > >> I suddenly realized a large container of rain lily 'Katharina' red and >> yellow forms must have Stagnospora. All leaves are red/reddish brown. Will >> tip out container tomorrow to see if drainage is impeded inside. Have only >> experienced this earlier leaf-by-leaf with hippeastrums. What to do next? >> -Cynthia Mueller, Central Texas >> >> Cynthia W Mueller >> _______________________________________________ >> pbs mailing list >> pbs@lists.ibiblio.org >> http://pacificbulbsociety.org/list.php >> http://pacificbulbsociety.org/pbswiki/ >> > > > > -- > Steven : ) > Esk Queensland Australia > Summer Zone 5 Winter Zone 10 > _______________________________________________ > pbs mailing list > pbs@lists.ibiblio.org > http://pacificbulbsociety.org/list.php > http://pacificbulbsociety.org/pbswiki/