Smart Garden Watering Pro Kit with Arduino Mega + Sensor
Smart Garden Watering Pro Kit: Build a 4-Node Soil & Temp Spatial Logger with Arduino Mega
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
Transform a garden plot into a monitored field grid. Deploy four sensor nodes across the soil, each measuring moisture and temperature, and log the data with timestamps to an SD card. The central Arduino Mega correlates readings spatially, painting a picture of how your garden’s moisture varies across zones — ideal for precision irrigation decisions.
What You'll Build
A portable, weatherproof four-node sensor array that collects real-time soil moisture and temperature data. Each node uses a DS18B20 probe and a resistive soil moisture sensor, wired back to the central logger housed in a waterproof enclosure. The system displays live readings on an OLED screen and writes timestamped records to a MicroSD card for later analysis.
What You'll Learn
- Multiplex multiple one-wire temperature sensors on a single Arduino bus
- Calibrate soil moisture sensors for field-specific soil types
- Integrate a DS3231 RTC for accurate, timestamped data logging
- Structure spatial sensor data on an SD card for analysis in Excel or Python
Kit Contents
| Component | Quantity |
|---|---|
| Arduino Mega 2560 | 1 |
| DS18B20 Probe | 4 |
| Soil Moisture Sensor | 4 |
| DS3231 RTC | 1 |
| MicroSD Module | 1 |
| 0.96in OLED | 1 |
| 4.7kΩ Resistors | 10 |
| 10kΩ Resistors | 10 |
| 100nF Capacitors | 15 |
| PCB Prototype Board | 2 |
| Waterproof Enclosure | 1 |
| 9V Battery Snap | 1 |
| Soldering Iron | 1 |
| Solder Wire | 1 |
Why Buy This Kit Instead of Sourcing Parts Separately
| Factor | Sourcing Separately | Compoden Kit |
|---|---|---|
| Compatibility checks | You verify every part | Pre-tested as a system |
| Build support | Forums and scattered tutorials | AI companion trained on this exact project |
| Time to first working build | Days of debugging | Hours, with step-by-step guidance |
| Shipping coordination | Multiple sellers, multiple delays | One shipment from Bengaluru in 3-5 days |
Who This Kit Is For
This advanced kit is designed for B.Tech ECE/EEE students tackling final‑year projects in agri‑IoT, Smart India Hackathon teams building precision‑farming prototypes, and makers at university innovation hubs like those at IIT, NIT, VIT, and BITS. It’s ideal for those who have prior Arduino experience and want to move beyond single‑sensor experiments into real field‑deployable data logging.
Built and Backed by Compoden
Every Compoden kit ships with an AI build companion trained on this exact project — accessible via a QR code on the box, with WhatsApp and email backup. We've spent 10 years building projects for makers, schools, and institutions across India. If a part fails because of a manufacturing defect, replace it free within 7 days.
What if I get stuck during the build?
Our AI companion, accessed via QR code, provides step‑by‑step diagnostics for this specific project. If you need human help, reach us on WhatsApp — a Compoden engineer familiar with this kit will respond within 24 hours.
Can I add more sensor nodes later?
The kit is designed for four nodes, but the Arduino Mega has enough pins and the one‑wire bus supports more DS18B20 sensors. You can extend the array with additional sensors purchased separately, and the AI companion can guide the wiring adjustments.
Is this kit suitable for outdoor use?
Yes, the waterproof enclosure protects the central electronics. The sensors are designed for direct soil contact, but avoid submerging the connections. For long‑term field deployment, we recommend weatherproofing the sensor wiring junctions.
How do I analyze the spatial data?
The SD card stores CSV files with timestamped moisture and temperature for each node. You can load these into Excel, Google Sheets, or Python. Our build guide includes a sample Python script to generate heat maps and time‑series plots.
Garden — Four-node DS18B20 + soil moisture array deployed in field grid. Central logger correlates spatial data on SD.
What's in this kit
Choose your assembly option:
- Soldering Kit — 25W soldering iron, 60/40 solder wire, flux, and small perfboard for permanent assembly.
- Breadboard Combo — 800-point full-size breadboard with 65-piece jumper wire pack for solderless prototyping.
Other projects you can build
Shipping Information
- Prepaid Orders: ₹75 for orders up to ₹999, FREE shipping above ₹999
- COD Orders: ₹125 shipping + ₹50 COD fee = ₹175 total
- Delivery Timeline: Dispatch in 1-2 days, delivery in 2-7 days depending on location
Returns & Warranty
- 7-Day Return: Manufacturing defects only (approval required)
- Warranty: 7 days from delivery
- Non-Returnable: Batteries, consumables, cut wires, clearance items