Hi!
Ich habs verbessert deine Lampe sind ungefähr umgerechnet 55€
leider gibt es aber keine genaueren Angaben über die verwendeten roten und blauen LED’s…
Die Lampen /Bauteile die ich herrausgesucht habe sind alle (außer der untersten) unter 10€ Kosten.

lg Zis

Hi!! There is no info on the Kelvin spectrum with this lamp but the wavelength explanation looks good! I think i will get this one and http://www.conrad.biz/ce/de/product/574693/Megaman-MEGAMAN-ESL-HELIX-20W-E27865-spiralfoermig-Energiesparlampe-E27-20-W-Tageslicht-Weiss-Spiralform this one to komplement each other. It is possible that some of them will fry early but I think in the end its still cheap because you don’t [...]

Some other Posts on which lamp: http://our.windowfarms.org/2011/12/19/buy-this-lamp/ cheap for 10€. But there is no preview of the Kelvin range. in the manuel however there is the nm Range. It works for some but some get problems with this lamp after a few weeks. They (German conrad store) have quicksilver in them and high use of [...]

And here are some more basic infos!

From Britta: http://our.windowfarms.org/2010/03/05/do-i-get-enough-light-or-do-i-need-to-supplement-the-light/

and in german: http://www.gartenforum.de/threads/3003-Licht-bei-der-Pflanzenanzucht

have fun!

I’m interested in this too. But so far I find it hard to get good information… Here is some information (not much but e bit) from the newest book I read. from ‘Soilless Culture Management’ Author: M. Schwarz 1995 ‘Fruit crops such as tomatoes, generally need more light than vegetative crops, such as lettuce.’ ‘The [...]

Hi chris!
Happy to help^^

Die Quellen für die Angaben findest du ganz unten unter “Sources” und tony hat auch noch ein paar links bereit gestellt wenn du noch mehr gutes Material findest gerne hier Posten!

Lg Zis

Hi Florian, how are your plants doing. I first started with some herbs but they did not do so well. I started now again with some chillis and salad.

Andreas