spectrum control

Hello everyone, I have created a LED bead configuration spectrum picture using Osram's horticulture tool. I would like to ask if the spectrum shown in the picture is suitable for planting. Should I add a bit more of something? （Because English is not my native language, if there are any typos...

Hi folks. I've played about with differing spectrums etc over the past couple years but don't have a PAR meter. I really want one as I'm going to build from scratch but...... The reason the thread title says light meter too is that I'd like to be able to measure from IR down to UV. These will...

Anyone else have one of these? I was pretty skeptical at first but the advanced scheduling that can be programmed is awesome. I have 6 steps (20 possible) throughout the 12 hour period that (I hope) closely resembles what my girls want to see. Does anyone have a spectrum recipe for these yet...