Hardening Off Day Schedule Lookup

Audit actual hardening exposure log against caller independently established daily schedule; no universal hardening protocol, sun/wind/frost acclimation or transplant fitness guarantee.

Description

A hardening exposure log can be compared with an independently supplied daily plan.

A hardening exposure log can be compared with an independently supplied daily plan. The plan is evidence rather than a universal acclimation protocol.^[1]

Enter aligned nonempty strictly increasing integer day ordinals 0–366, exposure hours and ordered daily nonnegative bands with observed/max≤24. Return signed margins and actual day ordinals outside the bands.

When to use Hardening Off Day Schedule Lookup

Use Hardening Off Day Schedule Lookup when you need to evaluate the supplied records under the calculation and evidence rules below. Returned days are not array indices. No sun/wind/frost adaptation or transplant fitness is inferred.

Prepare the measured crop, container, lighting or inventory records requested. Supply verified local catalogs, calibration factors and crop-stage limits; keep units and dates consistent.

How to use Hardening Off Day Schedule Lookup and understand its results

Prepare the measured crop, container, lighting or inventory records requested. Supply verified local catalogs, calibration factors and crop-stage limits; keep units and dates consistent.
Enter observedDaysFromHardeningStart, observedOutsideExposureHours, callerMinimumExposureHoursByDay, callerMaximumExposureHoursByDay using the field table and calculation rules, then run the tool.
Read hardeningDaysOutsideCallerExposurePlan, signedExposureBandMarginsHours. The explanation below defines the units, signs, ordering and any flags or placeholder values.
If the tool reports an input issue, correct the values and run it again. Apply the stated assumptions when interpreting a successfully returned result.

Input field	Meaning	Value type; see rules below	Requirement
observedDaysFromHardeningStart	Observed days from hardening start	list of number	Required
observedOutsideExposureHours	Observed outside exposure hours	list of number	Required
callerMinimumExposureHoursByDay	Caller minimum exposure hours by day	list of number	Required
callerMaximumExposureHoursByDay	Caller maximum exposure hours by day	list of number	Required

margin=min(observed−minimum,maximum−observed)

Units, indexing, boundary conditions and exceptional cases are defined in the calculation rules above.

Output field	Meaning	Value type
hardeningDaysOutsideCallerExposurePlan	Hardening days outside caller exposure plan	list of number
signedExposureBandMarginsHours	Signed exposure band margins hours	list of number

json

{
  "input": {
    "observedDaysFromHardeningStart": [
      0,
      1,
      2
    ],
    "observedOutsideExposureHours": [
      1,
      2,
      4
    ],
    "callerMinimumExposureHoursByDay": [
      1,
      2,
      3
    ],
    "callerMaximumExposureHoursByDay": [
      2,
      3,
      4
    ]
  },
  "output": {
    "hardeningDaysOutsideCallerExposurePlan": [],
    "signedExposureBandMarginsHours": [
      0,
      0,
      0
    ]
  }
}

Limitations and assumptions

Returned days are not array indices. No sun/wind/frost adaptation or transplant fitness is inferred.

Numeric inputs, where present, must be finite. Follow the calculation-specific rules for overflow, underflow and exceptional cases. Numeric lists are limited to 10,000 entries; string lists to 128 strings of at most 128 characters each. The rules above may impose smaller limits. Missing required fields, extra fields, wrong value types and violations of the calculation rules are input errors.

Alternative or Complementary methods

Use Germination Mat Temp Range Lookup: Root-zone temperature observations can be weighted by represented duration. An exact crop-stage catalog defines the local acceptable band. For a complementary task, use Cold Frame Degree Protection Lookup: Paired minimum temperatures can describe observed cold-frame protection. A single universal degree benefit would hide weather and site variation.

References

Hardening Off Day Schedule Lookup — tool.io

Similar or alternative tools

Germination Mat Temp Range Lookup
Root-zone temperature observations can be weighted by represented duration. An exact crop-stage catalog defines the local acceptable band.
Cold Frame Degree Protection Lookup
Paired minimum temperatures can describe observed cold-frame protection. A single universal degree benefit would hide weather and site variation.