lights

Hello All, I need help with figuring out my light spectrum for veg/bloom with my current light setup to make sure i am not doing more harm than good by mixing the led spectrum and T5. The plan is to keep the plants short and Run 4 Mars hydro Reflector 96 units (rectangular) around the 4 sides...

Hello. I am planning to grow two (2) White Widow autoflowering plants (datasheet: White Widow Automatic). Soon I will start building my growbox. Estimated growbox size: Length 1.10m x Width 0.35m x Height 1m+. Total surface: 0.4m² or 4.3ft², rectangle shape. What LED grow light(s) should...

hey all!! so i turned out 2 pretty good (small) crops with cfl's 23 in total 100 watts/2700k/5000k,looking to upgrade to a better lights,so my question is what grow lights would be good for me with low heat and without out breaking the bank,6x6 room max 5 plants

HI guys I have been trying to figure out how much power my room is consuming. I assumed the timer would be next to nothing but when I looked at the specs on the back I almost fell over. It says it's 15 amps and 1725 w. So I did the same calculations I did for the lights and the fans and it tells...

So as the title says I'm a first time grower. I purchased crop king northern lights auto flower. i plan to experiment a little with the 5 seeds I have . Currently I have one germinated and set in a 4 gallon pot with miracle grow potting mix and I'm using lights I had in my garage 6500k t8...

So as the title says I'm a first time grower. I purchased crop king northern lights auto flower. i plan to experiment a little with the 5 seeds I have . Currently I have one germinated and set in miracle grow potting mix and I'm using lights I had in my garage 6500k t8 fluorescents. My room...

Hello everybody, I am new to growing cannabis an would like some more information on some specific topics dealing with tents and LED lights. My concern is having the tent size being perfect for a Mars Hydro 600w LED as I have done countless research to find this is the best LED light for the...

My first seed failed to sprout in a cup, so after a few weeks i discarded and tried again using the same soil (kindsoil) used the first time in a plastic cup. The lights were about 4 inches away and I sometimes did get water droplets on the leaves. I noticed brown spots today while it was still...

I'm a totally newbie and want to buy this light on ebay, please look at the parameters, it suits for small tent which just able to grow two strains? How many lights should I buy? Anyone has bought one like this before? LED grow light HY-MD-D169-S

So I jumped the gun and ordered 4 of these, should give around 100 actual watts. My goal is to grow 5 small plants in a 32''X32''X63'' grow room. Judging by the reviews on Amazon I assumed these lights would be more than enough... but upon further research, I'm getting a little worried. Led...

Hi there guys just wanted to know if, 4 -12watt led grow lights (blue/red spec) will provide enough light to grow in a 2x4x5 space with chances of yielding average good say 8 ounces in that space?

Hi all. Back again and this time I was wondering what you think bout yield lab XXL de 1000w open hood lights . Opinions if you have used em,or if ya heard anything about them. 159,200 lumens, I have 7' Cieling and will have 22000btu heat/ac pump hooked up in 13x18 flower room. Look forward to...

2 Malawi Gold auto fem (Crop King Seeds) soil with 4-1-4 and perlite mixture 3 gal grow buckets 200 watt of 6500k CFL temp 75-80 F lights on 24 hrs @ 6" above plants Nutes Flora Nova Gro, pinch of molasses and 3% Hydrogen Peroxide 1/4 strength Room size 3x4x8 basement cellar RH@ 50%

I was in the 8th day of flowering and I had to go out of town. My wife did not know that the surge protector flipped when a storm came through and my babies had no lights or no fans for four days. She kept feeding them as I asked here and the basement was plenty humid, but know I'm thinking they...

Please join us in welcoming our new sponsor Lumini Grow Lights to our mission of spreading Cannabis awareness to the world. 420 Magazine began life 23 years ago in an endeavor to end prohibition by creating a forum where appreciation and awareness of the Cannabis plant could flourish. We are...

Please join us in welcoming our new sponsor Houyi Lighting to our mission of spreading Cannabis awareness to the world. 420 Magazine began life 23 years ago in an endeavor to end prohibition by creating a forum where appreciation and awareness of the Cannabis plant could flourish. We are not...

So I'm on my first grow and was curious about turning the lights off before harvest. The only trick with this is I'm doing this outdoor. So I live in Oregon where there is a lot of rain so for these coming months I built a little tent to out around them. By little I mean 10x5 ft. My plants...

My timer confusing me had me switch up the programs of always on and on schedule - damn that thing, the other one I have makes sense with the symbols and is reverse. So the lights stayed on 20 minutes longer than usual - that's when I arrived and corrected from always on to on schedule again...

I'm a first time grower and building my own grow operation. My plan is to use CFL lights but recently saw household LED bulbs. can I use these instead of CFLs?

Hey Guys im new here too 420mag this is my first time doing one of these so shit might get messy Lol. Ive been growing for about 6years in total im still beginner i would say ive only done indoor grows in the past im lookin for more knowledge. Im Busy at the moment with my first big grow i...