Martin: I'm using AgroMax T5 LED. 411 watts at 6400K. On whenever the sun is up. Rimmer suggested not letting them run into night time and I think it has helped. Plants need a dark period. Arnold -----Original Message----- From: Garak via pbs <pbs@lists.pacificbulbsociety.net> To: Arnold Trachtenberg via pbs <pbs@lists.pacificbulbsociety.net> Cc: Garak <garak@code-garak.de> Sent: Thu, Feb 24, 2022 11:48 am Subject: Re: [pbs] Supplemental winter lights Hi, I've also prolonged my lighting hours from year to year and at least think I get better and better results here at 48° - one question though: What type of light are you using? LEDs or something more on the heating side? -- Martin (pronoun: he) ---------------------------------------------- Southern Germany Likely zone 7a _______________________________________________ pbs mailing list pbs@lists.pacificbulbsociety.net http://lists.pacificbulbsociety.net/cgi-bin/… Unsubscribe: <mailto:pbs-unsubscribe@lists.pacificbulbsociety.net> _______________________________________________ pbs mailing list pbs@lists.pacificbulbsociety.net http://lists.pacificbulbsociety.net/cgi-bin/… Unsubscribe: <mailto:pbs-unsubscribe@lists.pacificbulbsociety.net>