Good information, Dennis. ----- Original Message ----- From: "Dennis Kramb" <dkramb@badbear.com> To: "OHCPS" <listserv@lists.ohcps.org>; "Pacific Bulb Society" <pbs@lists.ibiblio.org> Sent: Monday, June 28, 2010 8:45 PM Subject: [pbs] terrorarium, not so terrifying anymore > In February I set up a terrarium and planted it with mostly carnivorous > plants and tuberous gesneriads. As time passed the CPs languished, and > some > died. The venus flytraps were sulking so I moved them outside to the bog > bed where they now enjoy full sun. The gesneriads all showed signs of > insufficient light, too. > > I was completely ignorant of the fact that fluorescent bulbs lose potency > over time. But I read up on the subject this weekend. My old bulb was 15 >