Pi Pico Soil Moisture Plant Monitor
Pi Pico Soil Moisture Plant Monitor – Never Over or Underwater Again
Every part needed, pre-tested for compatibility, with an AI build companion trained on this exact project. Shipped from Bengaluru in 3-5 days.
Turn a Raspberry Pi Pico into a smart plant caretaker. This project reads soil moisture through a capacitive sensor, displays the percentage live on an OLED screen, and sounds an active buzzer the moment the soil gets too dry – so your plants get watered exactly when they need it, whether it’s on your desk or in a school science exhibition.
What You'll Build
A compact device that sits in your plant pot, continuously sensing moisture and showing the readings clearly. When the percentage drops below your set threshold, the buzzer triggers a loud alert. No more guessing, no more wilting leaves – just a reliable, programmable monitor you built yourself.
What You'll Learn
- Write MicroPython code on the Raspberry Pi Pico to read analog sensor data
- Drive an I2C OLED display to show real-time moisture percentages
- Control an active buzzer for threshold-based alerts
- Prototype electronic circuits securely on a breadboard without soldering
Kit Contents
| Component | Quantity |
|---|---|
| Raspberry Pi Pico | 1 |
| Soil Moisture Sensor | 1 |
| 0.96in OLED | 1 |
| Active Buzzer | 1 |
| 10kΩ Resistors | 5 |
| 400-pt Breadboard | 1 |
| M-M Wires | 20 |
| Micro USB Cable | 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
Ideal for school students from CBSE/ICSE Class 5 upwards exploring electronics in ATL Tinkering Labs or science fairs. First-year B.Tech ECE/EEE students will find it a fast, practical introduction to IoT. Hobbyists and parents looking for a meaningful screen-free activity with instant real-world results also get a perfect starting point.
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?
Scan the QR code to open the AI companion that walks you through every connection and code line. If you prefer human help, message us on WhatsApp – we reply within a few hours.
Can I use this for multiple plants at once?
The kit monitors one plant, but you can expand it by adding extra soil sensors and modifying the code – the breadboard gives you that flexibility.
Does the sensor work with all types of soil?
The capacitive sensor performs well in standard potting mixes. For very sandy or clay-heavy soils, you may need to adjust the moisture threshold in the code to get accurate alerts.
Will I need to solder anything?
Not at all – all connections are made using the breadboard and jumper wires. The project is fully solderless and reusable.
Capacitive soil sensor + MicroPython buzzes when plant is thirsty. OLED shows moisture percentage.
What's in this kit
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