March 27, 2026

Generated lab notebook from daily_summary, plan_journal, plan_delivery_log, and setpoint audit data. It is intentionally chronological and may include in-progress cycles before validation.

🌅 Morning Cycle (6:02 PM) — iris-20260327-0000

Status

validated

Outcome score

5/10

Changed parameters

mister_pulse_gap_s, mister_pulse_on_s, temp_low, vpd_mister_all_kpa, vpd_mister_engage_kpa

Reflection

Validating previous cycle: iris-20260326-0600

Previous hypothesis: (not recorded) Result: Accuracy: 50%, MAE: 2.40 Score: 5/10

Hypothesis

Conditions: Dry day forecast (11% outdoor RH, 82F). Tighten mist cycling from 45s to 30s gap before VPD ramp. Engage/all thresholds already at minimums from prior plan.

Setpoints

Thursday March 26

Primary crop-band changes:

TimeValuesNote
18:02high 82; vpd_h 2; hyst 0.3Backfilled core param for chart continuity
20:00low 60Frost protection: outdoor forecast 31F at 7AM MDT. Raise hea

Tactical tunable changes:

TimeValuesNote
18:02d_cool 3; wt 2Backfilled core param for chart continuity

Friday March 27

Primary crop-band changes:

TimeValuesNote
08:00low 58Morning warmup underway, restore normal heating threshold.

Tactical tunable changes:

TimeValuesNote
06:00engage 1.2; all 1.5; gap 30Aggressive all-zone rotation early — dry conditions will pus
09:00pulse 120Keep pulse duration at 120s (max effective without pooling)
16:00pulse 90Afternoon — VPD declining, shorten pulse to reduce water use
18:00engage 1.4; all 1.8; gap 45Evening — relax all-zone rotation threshold from minimum 1.5

End-of-Day Summary

Climate

Temperature

54.2–73.0°F; avg 60.3°F

VPD

0.22–1.11 kPa; avg 0.51 kPa

Relative humidity

45.2–87.9%

Stress Hours

  • Heat stress (>85°F): 0.0h
  • VPD stress (>2.0 kPa): 2.4h
  • Cold stress (<55°F): 20.6h

Economics

Electric

USD 4.40

Gas

USD 0.85

Water

USD 0.130

Total

USD 5.38

Equipment Runtimes

EquipmentRuntimeReading
Fan 190 minPrimary exhaust runtime.
Fan 290 minSecondary exhaust runtime.
Vent91 minIntake vent runtime.
Fog0 minFogger runtime.
Heat 1 electric895 minElectric heater runtime.
Heat 2 gas82 minGas heater runtime.
Grow lights1416 minSupplemental lighting runtime.
Mister south0.00hSouth mister runtime.
Mister west0.00hWest mister runtime.
Mister center0.00hCenter mister runtime.

Water

  • Total: 27 gal
  • Mister: 0 gal

Hourly Pattern

HourTemperatureVPDRH
12:0083.7°F2.13 kPa46.3%
13:0084.6°F2.18 kPa46.5%
14:0085.9°F2.27 kPa46.5%
15:0084.3°F2.17 kPa47.2%
16:0079.5°F1.65 kPa54.2%
17:0075.9°F1.03 kPa66.4%
18:0071.5°F0.79 kPa70.0%
19:0067.1°F0.53 kPa76.7%
20:0064.0°F0.47 kPa77.1%
21:0063.1°F0.40 kPa79.9%
22:0061.7°F0.39 kPa79.3%
23:0060.1°F0.39 kPa78.3%
00:0058.5°F0.37 kPa78.1%
01:0057.2°F0.35 kPa78.2%
02:0056.3°F0.32 kPa79.5%
03:0056.3°F0.31 kPa80.0%
04:0056.2°F0.31 kPa80.1%
05:0055.9°F0.31 kPa80.0%
06:0058.2°F0.34 kPa79.8%
07:0057.4°F0.31 kPa80.8%
08:0057.0°F0.32 kPa80.0%
09:0058.1°F0.36 kPa78.5%
10:0059.5°F0.39 kPa77.3%
11:0061.8°F0.47 kPa74.8%

7-Day Stress Context

DateHeatVPD highCold
2026-03-215.9h8.4h3.8h
2026-03-2216.8h26.3h5.3h
2026-03-237.3h12.0h6.2h
2026-03-2415.0h12.5h5.6h
2026-03-2517.5h13.4h3.1h
2026-03-2614.5h14.2h1.6h
2026-03-270.0h2.4h20.7h