Illumination, required for photosynthesis.

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11
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4answers
7k views

What can I grow in a sealed office environment with no natural light or airflow?

Can ANY plant with green foliage survive in a sealed office environment with fluoroscent lighting from 8am to 5:30pm and air conditioning set at 20 C? For the remaining time, there is basically zero ...
7
votes
1answer
4k 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 ...
22
votes
4answers
4k views

Can aloe be grown indoors with artificial light?

I came across a very beautiful aloe in a shop a few days ago, which I would like to plant in my office next to my computer. However, there is no natural light (sunlight) and only fluorescent light, ...
14
votes
2answers
410 views

What kind of a grow lamp can I use in my apartment?

Can anyone recommend a style of small-sized grow lamp that I can use inside my apartment to give my plants some extra light in the evening that won't cost a lot of money to run.
9
votes
2answers
341 views

Is there a fruiting plant that can grow in an office environment?

In the office there is an abundance of fluorescent light and that's about it. The temperature stays around 70 ºF (21 ºC) I think. Could I grow a fruiting plant in these conditions? I may be able to ...
8
votes
1answer
387 views

Does controlling night-time light for house plants improve their health?

I keep a few dozen assorted plants under fluorescent lighting in my basement, because the light isn't very good at the windows. I have always left the light on day and night, but now that I think ...
4
votes
1answer
901 views

What kind of light is needed for moss and ferns?

I'm planning to set up a nano-vivarium to grow moss and ferns indoor like shown in the picture below. My question is what kind of light is best or which lamps should I use? I don't have any ...
5
votes
1answer
647 views

What is the best light spectrum for growing chili peppers?

Natural light is best for plants during all growth phases, but I'll be growing indoors, It's a good idea to have a basic understanding of the light spectrum and how it affects plant growth, in order ...
5
votes
1answer
203 views

Is High-Intensity Discharge (HID) lighting better overall than Compact Fluoresent Lighting (CFL)?

For hydroponic horticulture are Metal Halide (MH) and High-Pressure Sodium (HPS) lights still the staple/better choice for growing indoors or do Compact Fluoresent lights (CFL) offer enough light ...
5
votes
2answers
7k views

Can plants have too much light, or do they need night/rest?

Because we live in southern Canada, in the late fall, my mother likes to take as much of her garden indoors as she can fit, for the winter. She usually brings in her potted palms, a few flowers, at ...
3
votes
2answers
342 views

Are there sources for what plants do require which uv light levels?

Tropical plants may require a higher UV level in the light, if not to grow, maybe to fruit. Are there studies / sources on that with actual quantities? Bamboo suggested in her answer to look at this ...