They don't need much, I've seen some people grow them right next to a window. However, if you really want nice plants, I would suggest some horticultural T5 lights...setup in a nice cool closet, or something. They have a much better spectrum for plants, and they aren't very hot. Here's some pics of my setup....I keep the un-germinated flasks up top (under the cheap flourescent), and as soon as I see signs of germination (if they germinate), they go under the T5's. Germination rate will vary, you'll get some that will germinate 100%, and some that will only have a couple plants, and sometimes none at all.
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