This is a rare occurrence and typically involves either direct contact with or extremely close proximity to the lamp itself. Bleaching or Whitening of the Plant Tissue.Įspecially common on the growth nearest the top of the plant, this will generally happen when your light is so intense that it begins to evaporate the chlorophyll out of your plants tissue. The sudden change in light can cause plants to fold over on themselves in an effort to get shade, similar to a plant that needs water.Įspecially telling in fruiting or flowering plants, the upper most growth will be unable to cope with the overabundance of light and begin slowing or even halting growth as a result.ģ. Usually seen when transplanting young, tender plants outside or placing under an intense light too soon. So, how do you know if your plants are experiencing too much light? We’ve put together a list of 4 symptoms: Length of coverage area - Length of light = how far apart your lights should be This is approximately how far apart your lights should be. Take the length of the coverage area and subtract the length of your light.Using your PAR map(s), look at the dimensions of your coverage area.
If you're trying to cover a large area, you can use fewer lights by not allowing the coverage areas to overlap. It usually comes with your light, or can be found online. This will depend on your light and the size of your space.Ĭonsulting your light's PAR map should give you an idea of the area dimensions that the light will cover at different heights.
Grow Light Spacingīefore we get into height and intensity, let's discuss how close together you should hang your lights.
Often times if gardeners would just raise their grow lights, they would see the difference for themselves. With all the competition by manufacturers to bring growers the strongest, most penetrating light, gardeners often fall in love with idea of buying more light than they need.īut did you know that there is such a thing as too much light? Most gardeners would be surprised at how much development slows down as the plant begins to become strained with an overabundance of intense lighting. We all learned that pretty early on in our lives and the point is constantly and consistently driven home by lighting manufacturers in the indoor gardening industry.
#1000 WATT GROW LIGHT REFLECTOR HOW TO#
For updated information see: How to Get More From Your Grow Light
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