Quote:
Originally Posted by hypostatic
I'm still trying to get a quantitative grip on the actual light intensity levels I'm getting... I have an analog light meter, but it's hard to read in the 2,500 to 10,000 FC range... which is where I care about the most lol. The LUX part is a bit easier to read, so maybe I'll just look there instead...
I've been trying to go digital to get a more accurate read. I ordered one digital light meter, but it arrived damaged. I ordered a second different meter, but it was reading 13,000 FC at 3pm... which is impossible lol.
The nice thing about the analog meter is that I can calibrate it. Still hoping to go digital though -- anyone have any good/cheap recommendations?
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The enemy here is really heat on the leaves. If they get a blast of direct sun, there is likely a hot spot... so if the leaf is warm to the touch, you're in the danger zone. That dagger of sunlight can be fairly small - and transitory. The downside of depending on a meter is that you're getting an average, while the problem is a potentially localized extreme. I also learned the hard way... this year, the shade cloth went up before the plants moved outside. (Last year some got toasted - shifting sun angle can also bite you in the backside)