Day / Night VPD

by | Feb 9, 2023 | Tips | 0 comments

For an easier comparison simply toggle off what you don’t want to see (Ambient and leaf temp.)

And what you see is in this instance is the adverse relation between humidity and VPD. In the bottom screen you can crop the timeframe you need.

Now you make managerial decisions on how to influence these highs and lows

VPD at Night

The biggest challenge is to keep evaporation going at night. Depending on the outdoor climate, this would mean you have to lower humidity and raise temperature to stimulate VPD. Day and night VPD can be equal under different circumstances. more to follow…

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