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Questions tagged [led]

Use with questions about general LED (Light Emitting Diode) lights or LED grow lights. How to choose, install or maintain them. For general grow lamp or grow light questions use the tag [grow-lamps].

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2 votes
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Grow lights for indoor houseplants in a low-light living room

I have several houseplants situated on shelves in my ground-floor living room. The light from the window is quite diffuse and doesn’t reach them well. Considering winter and generally bad weather, ...
kettlepot's user avatar
  • 1,231
2 votes
1 answer
2k views

How much artificial light should an avocado tree get?

I got 2 "young" grafted avocado trees 2-3 weeks ago. I have them indoors. From May I'd say, until September, the room gets some hours of sunlight but unfortunately when I got them it was the ...
M.K's user avatar
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2 votes
1 answer
37 views

Indoor Growing - Light Selection

I have undercabinet lighting using f8t5/cw fluorescent bulbs. I want to replace these with lights that will allow small plants (ex. basil, oregano, mint, and other low maintenance herbs) to grow ...
acpilot's user avatar
  • 347
1 vote
0 answers
40 views

What are the best parameters of LED lights for Phalaenopsis orchids

I am planning to use LED lights for growing Phalaenopsis orchids. What are the parameters I should choose in terms of light strength color duration? There is very minimal sunlight, if any at all.
Itay Moav -Malimovka's user avatar
1 vote
1 answer
575 views

Grow Light - Does power line flicker affect plants?

I prefer to build my own grow lights since I can have full control over the output. The parts will be arriving late unfortunately, and the suspicious $5 50W (30W as measured) grow light (that I ...
Aloha's user avatar
  • 121
2 votes
1 answer
252 views

Is a Monios-L T5 LED Grow Light good for all life stages of flowers?

There is an overwhelming amount of lights to choose from for optimal plant growth. I have purchased a Monios-L T5 LED Grow Light but am uncertain if it is suitable for seedlings. I am currently trying ...
Rebecca RVT's user avatar
3 votes
3 answers
5k views

what is the minimum lumens of light required to grow a single tomato plant and similar flowering plants Indoors?

I am planning to grow a single tomato plant Indoors. I am doing research on what grow light to invest on as a beginner. I want to know how many lumens does a tomato plant requires? If I want to grow ...
Ashish Tiwari's user avatar
2 votes
0 answers
54 views

Can LED flood lights supplement north facing balcony light to grow tomatoes?

I have a north facing balcony that does not get enough light to grow most flowering plants or tomatoes. I want to try supplementing with LED flood lights from behind. Is it worth the effort?
Christine's user avatar
4 votes
2 answers
144 views

Would LEDs be beneficial for most plants?

I'm trying to grow the following indoors: Lambs lettuce Purple Coneflower Thyme Dill Bergamot I'm having a hard time getting things to grow with fertilized soil and sunlight by windows, I'm ...
Rebecca RVT's user avatar
3 votes
4 answers
10k views

LED grow lights in living space cause eye damage?

I'm setting up a 3'x 6' space in my living room to grow citrus trees. I'd like them to be able to fruit year-round. I'm trying to decide between a few 200-400 watt CFL grow lights or LEDs. LEDs are ...
Cole Warren's user avatar
2 votes
2 answers
1k views

Full spectrum LED strips tape for growing succulents and indoor plants

I'm looking at modifying some built in shelving that I have in my house with some LED strips to help my succulents and indoor plants. Due to the fixed nature of the shelves and the relatively narrow ...
anthonyv's user avatar
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1 vote
1 answer
82 views

How to make Grow Light with LED?

I made a LED setup with blue and red LED that is supposed to help me with indoor planting. I used total 4 LEDs (2 Red and 2 Blue) for one pot of Portolaca flowers. But I think it is not simulating the ...
Sohan Arafat's user avatar
2 votes
0 answers
92 views

LED light or Indirect Sunlight for Hawaiin Tree Fern?

How should I best grow a Hawaiin tree fern in my New York City apartment? I have LED lights that are currently helping my Thai and Genoa Basil plants grow. Should I also put the Hawaiin tree fern ...
robskrob's user avatar
  • 135
2 votes
0 answers
87 views

Distance and spacing of LED growlights for propagation

I am planning to make an indoor propagation setup which consists of h:30cm x w:40 x L:50cm recycled polystyrene boxes and full spectrum LED panels. Clearly, the biggest limitation is height in this ...
usumdelphini's user avatar
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1 vote
1 answer
81 views

Baby Chillies die when I put them under LED

I live in the UK and have been growing some Carolina Reapers from seed using Hydroponics..It's been going pretty well and I have some small plants and larger ones. Here is a larger one sitting on my ...
Lee Alexander's user avatar
4 votes
2 answers
1k views

Advice on LED light periods for cactus

I want to grow large cacti, see my previous question. So I start with small plants and to keep them growing in winter time I want to give them LED (special grow) light. I was wondering about the best ...
benn's user avatar
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2 votes
1 answer
219 views

Do plants react differently to artificial light than to sunlight?

Sun light is 5700Kelvin and up to 100 000 lumens per square meter. If I was to use Halogen or LED light's with similar properties would plants (sunflowers in particular) know the difference?
AzulShiva's user avatar
  • 259
5 votes
2 answers
871 views

Is this night lamp setup helpful or harmful for seedlings?

If I keep the regular (so called warm white) night lamp during nights above my Echinacea angustifola and Rudbeckia hirta seedlings (like pictured in the photos), would it be helpful or harmful for ...
VividD's user avatar
  • 5,850
2 votes
0 answers
52 views

Lettuce - DLI recommendation day 1-14 with full spectrum led

Im looking for a recommendation of the DLI for lettuce in a hydro setup for the first 14 days using a full spectrum led i would figure it at 8 -12 mol/m2/day what do you think? greets
Herrsocke's user avatar
  • 151
8 votes
1 answer
340 views

Indoor LEDs: Recommended Light Levels for Vegetables, Herbs, etc

I'm growing vegetables and herbs with LED lights inside. Where can I find a list of recommended lighting values (uMol per square foot) for a long list of plants that I might want to grow? For ...
Aaron Kreider's user avatar
8 votes
3 answers
173 views

Solar driven LEDs to offset electricity for mass growing in a basement

I want to grow vegetables in my basement year round. I live in zone 3b, in a rural area and I'd like to start selling produce as well as providing food for my family as well. Ideally, I'd like to ...
Tyler's user avatar
  • 341
11 votes
1 answer
1k views

What LED light should I choose for a specific PAR watt need?

I wish to design an LED lighting system suitable for growing plants in the absence of natural light. I do NOT wish to just buy available specialised horticultural LEDs - I want to build my own using ...
neydroydrec's user avatar
  • 1,618
36 votes
7 answers
197k views

Are household LED bulbs suitable as supplemental light for plants?

I live at a fairly northerly latitude where we have limited hours of daylight during the winter. Low-wattage (5-8W) white LED bulbs seem to be becoming more common as a household light source. Do ...
Ben Mordue's user avatar