Friday, January 6, 2012

Plant light questions?

Wow, pretty ambitious! A nice ortment here, except I'd dump the java moss. Java Fern is OK, but Java Moss is the equivalent of an aquarium weed and is next to impossible to get rid of once it is established. It will attach itself to rocks and gl. It will choke out everything else you have, so if you haven't already done so, get rid of it! And expect to keep getting rid of it. I actually had this stuff on some aquarium rocks that I kept high and dry in the garage for 5-6 years, then put back into a tank. Imagine my surprise to find that I had java moss growing off the rocks again. after a year in the water!! Amazingly tenacious stuff! As far as your light goes, 29g tanks aren't the best for growing plants. The extra depth is what hurts you, you'd be better off with a 20g, which has the same footprint but isn't as tall. Still, this hood is probably fine as long as you leave the light on long enough, and don't mind scraping some algae from the gl on the top half of the tank every now and then. I agree with some others here that you need to upgrade your bulb. Go to a pet store and get a full spectrum light, or if you want to save a couple of bucks you can get a "gro-lux" style bulb from Home Depot or Lowe's for less and get the same results. I can't see spending $160 for a 24" fixture, what a rip off!! If you want to go to a longer fixture, you can get a regular 24" fixture from Home Depot and rig it over the tank by putting a couple of plant hooks in the ceiling and running light aluminum chain to hold the fixture in place. Make sure you get a fluorescent fixture with a self-starting ballast if you plan to use a timer. Again, get a gro-lux bulb and all should be well. Get rid of your old hood and get a piece of window pane gl or 3/8" or thicker plexigl for the top of the tank. While it is more expensive, thin plexigl will sag in the middle over time, and sit in the tank water with the corners sticking up at funny angles. Have glass cut to fit on top of your tank. Plexiglass can be cut easily with a coping saw if you need to fit around filters and heaters. This will let in lots of light and also helps cut down on water evaporation. The whole shebang should cost you $75 tops.

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