Still need to digest that paper but a standout section was about the increase of 'flavanoids' on plants with this lighting.
The effects of UV-B on flavonoid levels in 'N. attenuata' were similar to the effects described in previous work with woody and herbaceous species. The increase in the flavonoid rutin was consistent with previous observations showing increased levels of quercetin glucosides
(Lavolaet al., 1998; Ryanet al., 1998; Wilsonet al., 1998; Olssonet al., 1999; de la Rosaet al., 2001; Hofmann et al., 2003;Tegelberg et al., 2004).