The Horticulture Lighting Group  30W  LED module UV-A  is in the 365-385nm wavelength range. Spanning 600mm in length, it provides precise ultraviolet output for applications including plant growth, production of flavonoids and denser more numerous Trichomes, this equates to a frostier appearance and higher extract yields. When to add UVA, during late grow for 1 hour per 18 hour cycle. In the Flowering 12 hour period, early flower 60 mins, mid flower 90 mins, last 2-3 weeks at a maximum of 120 mins. Careful monitoring of your plant will be required at 120 mins.
Hlg Supplemental uva led 600mm – 30W 365-385nm
$250.00
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