Grow watering task calendar calculator

Calculate watering task schedule and coverage flags and uncovered task count with your own figures.

Your numbers

Use the units shown. Results update as you change valid inputs.

Use watering task schedule and coverage flags and uncovered task count to compare changes to your inputs. The method and limits below explain the scope.

Examples

Examples

Try the starting example

Container tasks [ID,start day,repeat interval days]
[["A",0,2],["B",1,3]]
Inclusive horizon last day
10
Absence day indices; JSON array, [] for none
[4,5]
Watering task schedule and coverage flags
[["A",0,"Scheduled"],["A",2,"Scheduled"],["A",4,"Coverage needed"],["A",6,"Scheduled"],["A",8,"Scheduled"],["A",10,"Scheduled"],["B",1,"Scheduled"],["B",4,"Coverage needed"],["B",7,"Scheduled"],["B",10,"Scheduled"]]
Uncovered task count
2

Try another scenario

Container tasks [ID,start day,repeat interval days]
[["A",0,2],["B",1,3]]
Inclusive horizon last day
12
Absence day indices; JSON array, [] for none
[4,5]
Watering task schedule and coverage flags
[["A",0,"Scheduled"],["A",2,"Scheduled"],["A",4,"Coverage needed"],["A",6,"Scheduled"],["A",8,"Scheduled"],["A",10,"Scheduled"],["A",12,"Scheduled"],["B",1,"Scheduled"],["B",4,"Coverage needed"],["B",7,"Scheduled"],["B",10,"Scheduled"]]
Uncovered task count
2
Calculation method

Calculation method

Watering task schedule and coverage flags

Repeat supplied intervals through horizon; absent dates flagged for alternate coverage, never silently rescheduled.

Uncovered task count

Number of scheduled tasks on absence days; no automatic irrigation interval advice.

Symbols and units
a
Container tasks [ID,start day,repeat interval days]
b
Inclusive horizon last day
c
Absence day indices; JSON array, [] for none

Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.

Assumptions & limits

Assumptions & limits

  • User-selected intervals, containers, absence dates. Returns Task schedule and coverage. All coefficients and observations are user supplied; results describe only the stated mathematical model. Quantities are deterministic calculations from supplied observations and assumptions; no external data is fetched. Supported limits: Finite inputs only; numeric fields bounded as labelled. Lists and JSON records are limited to 256 entries unless a stricter tool bound is stated. No automatic design approval, legal conclusion, treatment recommendation or safety certification. Inclusive horizon last day: minimum 0, maximum 366. Absence day indices: minimum 0, maximum 366.
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