Free tools
Grower calculators
The four numbers you run your rooms on — VPD, DLI, EC/PPM, and dryback — worked out instantly, with the stage each result lands in. Free to use, no account needed.
VPD Calculator
Leaf vapor-pressure deficit from air temp, RH & leaf offset.
1.10kPa
Veg → early flower range
DLI Calculator
Daily light integral from canopy PPFD and photoperiod.
34.6mol/m²/day
Flower (no CO₂)
EC / PPM Converter
Convert between EC and the 500 (NaCl) & 700 (KCl) PPM scales.
2.00
EC
1000
PPM ·500
1400
PPM ·700
Dryback Target
P3 target water content from field capacity & dryback %.
51.0% VWC (overnight target)
Generative steer
Want the targets behind the numbers?
The full setpoint tables, SOPs, and crop-steering logic live inside the platform.
Estimates for planning only — calibrate against your own sensors, cultivar, and conditions.