HaveApuff said:

you will find this an interesting read:

Cannabis Light Burn & Light Bleaching Symptoms & Solutions!

Light bleaching is similar to bleached hair from spending ample time under the sun. Read for more information on how to prevent and solve light bleaching.

www.growweedeasy.com

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HaveApuff said:

Young plants don't need as much light as most new growers think, and hence give them too much light. 18" above the plants with that 4x4 Mars hydro FC 4800...even at 50% setting seems way too much light, especially if you have all 5 LED bars lit up. When I have my clones in solo cups I keep my lights up to the top of my frames with only one light of the three I have on at this time, and this works great. Also, keeping young plants close together helps you see how much light is really needed. Here is a photo to show how I do it...

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