Metal Halide finishing

Skunkle Justin

Active Member
Hey what do you guys think about using MH lights for the last week of flower? I’ve heard of folks doing this for the increased UV light that may or may not increase terpene production and balance. How about increasing the length of time the lights are on to add some more stress and boost terps?All anecdotal bro science, of course, but I get where they’re coming from. Has anyone tried this and noticed a difference, good or bad?
 

sfrigon1

Seed Aficionado
Hey what do you guys think about using MH lights for the last week of flower? I’ve heard of folks doing this for the increased UV light that may or may not increase terpene production and balance. How about increasing the length of time the lights are on to add some more stress and boost terps?All anecdotal bro science, of course, but I get where they’re coming from. Has anyone tried this and noticed a difference, good or bad?
Never tried this w the halide but I've def heard of it. I've heard of two days of darkness prior to harvest also . Not sure if either actually works Best if luck man ✌
 
2 days of darkness seems to give me more leaf. I don't do it. I lower the wattage and hours from 660 to 600 @ 6 weeks. At 7 weeks I lower to 450 watts and take off 1/2 hour time. At 8 weeks to 300 watts and another 1/2 hour time.

Two reasons: saves electric and finishes them a bit faster.

I heard the MH thing as well. I'm too lazy to change bulbs :alien:
 

inthetrees

Active Member
When I was running my smaller aero tables I was rocking x2 1k's over a 4x8 system. Had an HPS bulb die on me with about 2-3 weeks left, somewhere around there.. Anywho, I had the 2 MH bulbs sitting there from veg so I popped one in and let er go. Pretty big difference in each side. The MH had more trichs but less weight and size. As far as taste I couldn't tell ya... Pack and a half a day of Export Golds took its toll over the years.
 
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