RealIzeRecognIze
New Member
Are the 6500 k grow lights not the same as 12% t5 Arcadia ? If not what all do I need for a low price to get my plants growing for a 4 foot cage? And would my 12% bulb along with this grow light be too much UV b?
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UVB is a wavelength of light that is naturally produced by the sun. I'm pretty sure it is what is responsible for sunburn. Normal lightbulbs do not produce UVB wavelengths, special bulbs are required (such as the Arcadia bulbs.) The 6% and 12% refer to the amount of UVB produced.
The 6500k, 3000k, 12000k, etc refers to the light's "color temperature". What that basically means is what the light will look like. Low color temperatures (2700k, 3000k) will produce a warm, homely glow and I've read it promotes budding and flowering in plants. 6500k is the color temperature of natural daylight (around 2pm) and is what seems to be most responsible for plant growth. Higher color temperature numbers (10000k) will be a blue light like.
The color temperature outside changes as the day progresses, just before dawn the color temperature is high with bluish purple lighting. As the sun rises the color temperature shifts very low into the reds and slowly climbs its way back up into the middle of the spectrum around 6500k, at which point it slowly falls back down into the oranges and reds as the sun sets and finally back up into the blues and purples once the sun has gone down.
UVB is a wavelength of light that is naturally produced by the sun. I'm pretty sure it is what is responsible for sunburn. Normal lightbulbs do not produce UVB wavelengths, special bulbs are required (such as the Arcadia bulbs.) The 6% and 12% refer to the amount of UVB produced.
The 6500k, 3000k, 12000k, etc refers to the light's "color temperature". What that basically means is what the light will look like. Low color temperatures (2700k, 3000k) will produce a warm, homely glow and I've read it promotes budding and flowering in plants. 6500k is the color temperature of natural daylight (around 2pm) and is what seems to be most responsible for plant growth. Higher color temperature numbers (10000k) will be a blue light like.
The color temperature outside changes as the day progresses, just before dawn the color temperature is high with bluish purple lighting. As the sun rises the color temperature shifts very low into the reds and slowly climbs its way back up into the middle of the spectrum around 6500k, at which point it slowly falls back down into the oranges and reds as the sun sets and finally back up into the blues and purples once the sun has gone down.