400 watt mh

[markiethesaint]

how far above the tops should i set it and whats the coverage area. is 6'by 6' close ?????? If no one knows the area how about how many(appx) 1 gall soil bags can i use to grow to 1 foot. any info appreciated......mark

 

[sweetnug]

A 400 will do about a 3x3 area. Throw a 1000 in a 6x6 area. Give the plants about 1 sq. foot each

 

[jash]

you can set your 400 at 5''-15'' from the tops depends from your temps,then how many plants depends frow your reflector-under any 400w easily 9 1fters in 1gal bags

 

[jash]

take a look a lightdistance charts: GrowFAQ-HID lighting - Growing Marijuana Forum