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What type of lighting?





Hi all,
I'm considering getting rid of all my plastic plants and putting in live =
ones.
I'm trying to read up on this since I've never had much luck with =
aquatic plants.  I have a 55 gal tank with 5 discus.  I plan on using a =
canister filter and getting rid of the undergravel filter.  I have a CO2 =
tank lying around that I'll utilize some how. =20

My question is:  How much and what type of lighting?  I have a =
fluorescent fixture with 2 four foot tubes I could use.  Or I could go =
with a 250 Watt high pressure sodium fixture. =20

Discus don't like that much light so I don't want to over-do it.  But I =
do want lush growth.  I'm also concerned about the aesthetics of the set =
up.

Any suggestions on which type or which fluorescent bulbs to go with?
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