Smart Irrigation Scheduler with Weather Forecast and Soil Analysis — n8n Workflow

High complexity⏰ Scheduled18 nodes🏷️ Miscellaneousby 中崎功大

Overview

Smart Irrigation Scheduler with Weather Forecast and Soil Analysis

Summary Automated garden and farm irrigation system that uses weather forecasts and evapotranspiration calculations to determine optimal watering schedules, preventing water waste while maintaining healthy plants.

Detailed Description A comprehensive irrigation management workflow that analyzes weather conditions, forecasts, soil types, and plant requirements to make intelligent watering decisions. The system considers multiple

Nodes used

Google SheetsHTTP RequestOpenWeatherMapSlackCode

Workflow Preview

Smart Irrigation Scheduler with Weather Forec
What this workflow does:
Automatically determines optimal irrigation schedules b
Step 1: Triggers & Zone Config
Daily morning check at 6 AM plus manual webhook trigger
Step 2: Weather Data Collection
Fetch current conditions and 5-day forecast from OpenWe
Step 3: Irrigation Analysis
Calculates evapotranspiration, estimates soil moisture,
Step 4: Schedule & Execute
Generates timed schedule, sends commands to IoT control
⚡
D
Daily Morning Check
⚡
M
Manual Override Trigger
M
Merge Triggers
D
Define Irrigation Zones
S
Split Zones
Get Current Weather
Get 5-Day Forecast
M
Merge Weather Data
Analyze Irrigation Need
F
Filter Zones Needing Water
A
Aggregate All Results
Generate Irrigation Sche…
H
Has Irrigation Tasks?
Log to Google Sheets
Send IoT Commands
Send Slack Report
L
Log No Action
⚡
R
Respond to Webhook
18 nodes20 edges

How it Works

  1. 1

    Trigger

    The workflow starts with a scheduled trigger, running on a defined schedule.

  2. 2

    Process

    Data flows through 18 nodes, connecting aggregate, code, filter.

  3. 3

    Output

    The workflow completes its automation and delivers the result to the configured destination.

Node Details (18)

GO

Google Sheets

googleSheets

#1
HT

HTTP Request

httpRequest

#2
OP

OpenWeatherMap

openWeatherMap

#3
SL

Slack

slack

#4
CO

Code

code

#5

How to Import This Workflow

  1. 1Click Download JSON button on the right to save the workflow file.
  2. 2Open your n8n instance. Go to Workflows → New → Import from file.
  3. 3Select the downloaded smart-irrigation-scheduler-with-weather-forecast-and-soil-analysis file and click Import.
  4. 4Set up credentials for each service node (API keys, OAuth, etc.).
  5. 5Click Test Workflow to verify everything works, then activate it.

Or paste directly in n8n → Import from JSON:

{ "name": "Smart Irrigation Scheduler with Weather Forecast and Soil Analysis", "nodes": [...], ...}

Integrations

aggregatecodefiltergooglesheetshttprequestifmergeopenweathermaprespondtowebhookscheduletriggersetslacksplitoutwebhook

Get This Workflow

Download and import in one click

Download JSONView on n8n.io
Nodes18
Complexityhigh
Triggerscheduled
CategoryMiscellaneous

Created by

中崎功大

中崎功大

@nakazaki

Tags

aggregatecodefiltergooglesheetshttprequestifmergeopenweathermaprespondtowebhookscheduletrigger
⚡

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