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Back to Grow Questions
Lights
Sticky_bandit84
started grow question 6y ago
Anybody know much about the dimmer on the spider farmer sf1000?! What wattages do you used during veg, flower etc..
Solved
Setup. Lighting
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blendmedmedman
answered grow question 6y ago
first few weeks you run it at 30% then run it on half way in veg then in flower full blast
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Selected By The Grower
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Solved
HappyLittleAxeDents
Lamp to Plant distance - Outdoor.
If growing outside, what is the best way to calculate lamp (star) to plant distance for the journal each week based on time of year and rotation of our lovely planet? I am being facetious, of course! It's just a fun question for you all. Hope everyone out there good!
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5y ago
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Andreasbudz
Is my 1000watt Led light ok
Hello All, i will be growing 3 plants. Is it ok to use 1000watt led light? Factors: No dimmer Full spectrum What far away from top of plant should it be? Thanks
Setup. Lighting
6y ago
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HappyLobster
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I'm just starting with a small setup (40x40x100cm tent), only one small plant at the time, but want to be able to grow proper quality in long-term. I suppose the biggest difference between the two lights is the 930 vs 1006 umol/m2/s? Any advise appreciated!
Setup. Lighting
4y ago
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Padrino
Lowering light
Should I lower my lights and decrease the intensity to get better penetration or keep them the same height and increase intensity? (These are auto flowers about 50 days old getting towards the end of flower)
Setup. Lighting
3y ago
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LuckyGrower
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Week 4
Setup. Lighting
6y ago
1
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AlpineGoat
New house - new light!
Since I'm moving in a month or two I'm gonna buy a new light for vertical growing for celebration! I'm still going to use the 80x80 but I'll have some space in a separate room, more comfy.. Which light is better for a vertical grow?
Other. Other
Setup. Lighting
6y ago
3
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Abacus
18/6 now, can I do different?
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Setup. Lighting
4y ago
1
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Solved
morganfreeman420
Distancia de la lampara
Tengo una tienda de cultivo de 120x120x200 y un led de 730w el FC-E6500 de marshydro tengo en mente poner unas 4/5 plantas para mi primer cultivo y quisiera saber si hay alguna guia para saber a que distancia tengo que poner el led de las plantas en cada fase de la planta. THX
Setup. Lighting
4y ago
1
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Solved
RichBud5
Help! Timer problem.
My timer on 18-6 broke and i'm not sure if the girls had 24 hours for the past couple days... by putting them back into 18-6 will that trick them into flower? Hope not. Thanks :)
Setup. Lighting
5y ago
3
2
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Anonymous_2022
Mars Hydro TS3000 or FC4800 ??
Looking to get a new led guys … whats your thoughts between Mars hydro TS3000 or the FC 4800?? I see theres not much in the Par, Thanks all
Setup. Lighting
4y ago
8
7
Solved
Erasmus
Thoughts, good idea or bad idea?
I got an idea from when I was pruning pecan trees growing up. If I install small LED lights directly inside each "window" or "pocket" will that improve total light and production, or will I just burn the plants?
Week 8
Setup. Lighting
Techniques. Main-lining
6y ago
1
3
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lytesho
Mars Hydro TSW 2000 Height/Dim
For folks with Mars Hydro TSW 2000 experience. What dim did/are you keeping your light on during weeks 2-3? I have done research and looked at MH data, but I would like tried and true experiences. Current dim is set to 2 notches below 50 at 18in. Thanks.
Week 2
Setup. Lighting
5y ago
2
1
Solved
lina13417334030
Free sample
Free sample!! Led grow light build with high level red wavelength which is used for flowering stage, now we need testers, if you need LED for flowering stage, message me. Pls share the message who may concerned, thank you.
Setup. Lighting
5y ago
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420chris
Lampe gesucht
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Week 2
Setup. Lighting
4y ago
1
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Japangarden
Sanlight Q6W or Samsung lm301h Quantum Tech v3 ?
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Setup. Lighting
4y ago
1
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munchiesart
Autoflower kabinde Photoperiod yetiştirebilir miyim?
Autoları (3X) yetiştirdiğim kabinde photoperiod bitki yetiştirebilir miyim? Işık döngüsü şu an 20-4. Bu autoları hasat edene kadar photoperiod olan bitkinin veg' de kalmasını sağlar mı? Yani photoperiod bitkime Veg dönemi için 18-6 yerine 20-4 ışık periyodu uygulayabilir miyim?
Week 1
Setup. Lighting
5y ago
3
3
Solved
CreatureCreator
How much light - PPFD - without CO2?
How high in power should I go with my lights without CO2 enrichment? I can comfortably provide 1200 PPFD to the canopy, but I'm holding it down near 900 because I'm not sure the extra power used would yield an increase in, um, yield.
Week 7
Setup. Lighting
4y ago
3
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Rixx2k
Niello 300w how high hang in Vegi ?
Hello lovely Grow Community. I have a niello 300w and do not know how high I should hang it in the vegie phase can help me someone who has experience with the lamp ? Greetings Rixx
Setup. Lighting
5y ago
1
1
Solved
guerillagrowereu
Can I switch my light schedule from 8:30 AM-8:30 PM To : - 6 :00 AM -6:00PM,due to work I need to reschedule like that 2 hours early on time so I can make it to work on time,mu plant is in 12 week flowering will she be stressed
Setup. Lighting
3y ago
1
Solved
Tubington9
What percent should i have my ts1000 dimmer switch at?
Swapping a mars hydro ts1000 into my flower tent replacing my tmlapy 1500w. Should i start with the light at full strength? Previous light wasnt dimmable, just hung at recommended heights. Plants are in week 5 of flower
Setup. Lighting
5y ago
8
4