VPD Visualizer
Scientifically labeled isolines with viridis color legend. Drag the point or use the inputs.
Inputs
°C
°F
Air Temperature
Relative Humidity
Leaf – Air Offset
°C
Growth stage
Seedling
Veg
Flower
Late Flower
Custom
Custom VPD Low (kPa)
Custom VPD High (kPa)
Air VPD
—
Leaf VPD
—
Dew Point
—
Abs Humidity
—
—
Show absolute humidity lines (g/m³)
Show VPD labels
Condensation risk hint
Demo mode
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Chart
Seedling 0.4–0.8
Veg 0.8–1.2
Flower 1.2–1.6
Late 1.4–1.8
VPD (kPa)
Leaf
Air Temperature
Relative Humidity (%)