red spectrum

Hey guy, so I woke up this morning and my usually very orange looking hps looks like a mh. Im picking up a new bulb today but id like to know if anyone has experianced this problem with the ipower 600w super hps, the bulb has only been running for about 1800 hours total.

Currently running a small scrog (60x60) with a 400w Sunmaster dual spectrum bulb. Worth the investment to change over to specific spectrum bulbs for veg and flower - would I get a noticeable difference? Recommended 400w E40 bulb?

Ok so I've grown a few times before but I'm trying the indoor approach this time and I would love some advise. I have a 10 x 10 space and 4 g8led 900 watt lights that are equal to four 1400 w hps lights. My first question is that more then I need? During flowering I was gonna add a few red 90...

Hello all, My seedlings are about 2 weeks old now from seed. They are just poking their 4th pair of leaves up now, stems seem to be thickening and so far very healthy. I've got GSC, NYCD, and Misty growing (1 plant of each, all fem except misty which unfortunately I got 2 bad seeds from out of...