Thank you. How deep can they be planted? I intend to grow then outside, where we have current temperatures of 15-25 C night/day. Kind regards Darren (L Paz, Mexico) >From: "Hans-Werner Hammen" <haweha@hotmail.com> >Reply-To: Pacific Bulb Society <pbs@lists.ibiblio.org> >To: pbs@lists.ibiblio.org >Subject: Re: [pbs] Hippeastrum seeds and light >Date: Wed, 15 Feb 2006 16:15:32 +0000 > >Hi Darren: > >You can germinate hippeastrums in the dark. >This is even advantageous because then the substrate dries out more slowly. > >However when the first seedlings show up with leaves 1 cm long then it is >high time to apply natural light or artificial light from fluorescent tubes >or high pressure metal halide discharge lamps, the area related electric >installation power being in the magnitude of 200 Watts / square meter. > >I recommend "only" 22 to 25°C indoors. >That is enough in order to envoke full growth speed. >Higher temperatures means a shift of the light/temperature ratio indoors to >a critical lower level and might provoke a more elongated, unstable, >watery, >spillery growth. >For the same reason there might be some advantage to reduce the night >temperature. For energy saving reasons (I admit), but with this in mind >too, I reduce the air temperature to 20-22°C at night. > >There is another point of view associated with these recommendations which >might become relevant - much later: You disadvantage those seedlings >individuals which have a higher or particularly high temperature demand. >For my part I never want to keep such capricious seedlings. These should >all >be thrown away when the moment has come to select and replant the >youngsters. > >Hans-Werner > > > >From: "Darren Sage" <darrensage100@hotmail.com> > >Reply-To: Pacific Bulb Society <pbs@lists.ibiblio.org> > >To: pbs@lists.ibiblio.org > >Subject: [pbs] Hippeastrum seeds and light > >Date: Tue, 14 Feb 2006 23:37:18 +0000 > > > >I have been making my first crosses and have just harvested my first >seeds > >today. > > > >Is light needed for germination? What tempertures are recommended? >These > >are crosses from large flowered hybrids. > > >_______________________________________________ >pbs mailing list >pbs@lists.ibiblio.org >http://www.pacificbulbsociety.org/list.php