Metal Halide efficiency/rated lifeD

> From: ac554 at freenet_carleton.ca (David Whittaker)
> I ordered a 4300K MH bulb from TFP. How have people found it for
> planted tanks compared to the Coralife 5500K?

Growth is OK, but it gives the plants a yellow color that is not as
attractive as the truer green produced by the 5500K bulbs.