Pop Sci has a tutorial on how to ramp up subsidiary light-emitting diode grow lights for plant . I ’d assume you should use LEDs with wide-cut spectrums , and they ’re supplemental , but look slap-up . [ PopSciviaLifehacker ]
https://lifehacker.com/build-your-own-plant-boosting-led-light-spikes-5154128
LEDsplant
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