Project Title: Household Smart Plant System
School Name: Alshuwaib School (268)
 Participating Students:
1. Ahmed Mohammed Al Kaabi (7A)
 Organizing Teachers:
1. Mr. Innocent (Science Teacher)
2. Mansour Matar Al Ketbi (7A)
2. Mr. Anas Malik (CCDI Teacher)
3. Mubarak Ahmed Al Ketbi (7A)
3. Mr. Mohammad Alhilu (Physics Teacher)
1. Introduction
Plants are an essential part of every household, providing visual appeal, fresh air, and a calming
atmosphere. However, many people struggle to keep their plants healthy due to improper
watering or insufficient light exposure. Our project aims to address these issues by automating
plant care, ensuring optimal growth conditions and prolonging the plant’s lifespan.
The system has two main parts that work with the help of Arduino and OpenAI:
1. Automated Watering System – Uses a moisture sensor and water pump to keep the
soil hydrated.
2. Automatic Light Optimization – Rotates the plant toward the strongest light source
using light sensors and a motorized platform.
By integrating these functions, our project ensures plants receive the right amount of water and
light without constant human intervention.
2. Objectives
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To prevent plants from withering due to under or over-watering.
To maximize light exposure by rotating the plant towards the best light source.
To increase the plant’s lifespan by providing optimal care with minimal human effort.
To demonstrate the effectiveness of Arduino-based automation in household
applications.
Project Title: Household Smart Plant System
3. Components Used
Hardware Components
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Arduino Uno – Microcontroller to control the system.
A Breadboard - with resistors and a transistor.
Moisture Sensor – Detects soil moisture levels.
Water Pump & Relay Module – Pumps water when the soil is dry.
LDR (Light Dependent Resistors) – Detects the direction of the strongest light source.
Servo Motor / Stepper Motor – Rotates the plant toward the light.
5V Power Supply – Powers the system.
Tubes & Water Reservoir – Supplies water to the plant.
Rotating Base – A platform for plant movement.
4. Working Principle
Mechanism 1: Automated Watering System
1. The moisture sensor is placed in the soil to constantly monitor its moisture level.
2. When the moisture drops below a predefined threshold, the Arduino activates the
water pump.
3. Water is pumped into the soil until the desired moisture level is reached.
4. Once the soil is adequately watered, the Arduino turns off the pump to prevent overwatering.
Mechanism 2: Automatic Light Optimization
1. Multiple LDR sensors are placed around the plant to detect which direction has the
most light.
2. The Arduino compares the light intensity from different directions.
3. The motorized platform rotates the plant toward the direction with the highest light
intensity.
4. This process repeats at small time intervals to ensure continuous optimization.
5. Expected Outcomes
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The plant will always receive the right amount of water, reducing the risk of drying out
or root rot.
The plant will automatically adjust its position to face the best light source, ensuring
maximum photosynthesis.
Users will have less maintenance effort, making plant care easier.
The project will serve as an example of how Arduino can be used for home
automation.