Sensor for measuring Sparkfun soil moisture

Resistive soil moisture sensor. The board is equipped with a Grove connector and communicates via an analog interface. Seeed Studio 101020008

Crowtail-Moisture Sensor 2.0 is an analog soil-moisture sensor with extended electrodes, ideal for automatic watering systems and gardening projects. It enables precise reading of moisture levels in deeper layers of the soil.

Kit for controlling soil moisture of cultivated plants. It contains the HAT Mini module and soil moisture sensors. Pimoroni PIM510

Capacitive soil moisture sensor with analog output. The board is equipped with a Grove connector and communicates via a analog interface. Seeed Studio 101020614

A robust sensor for approximate measurement of nitrogen, phosphorus and potassium (NPK) levels in soil, ideal for precision farming and field applications. With a rugged design (IP68), RS485 MODBUS-RTU communication and a wide power supply range, it allows easy integration with Arduino-type systems and operation in harsh environmental conditions. DFRobot SEN0605

The soil moisture sensor with comparator LM393 has an analogue and digital output (with adjustable switching threshold). modHUM

This soil moisture sensor uses a resistive measurement between two gold-plated probes. Corrosion resistance ensures long life and stable measurements. It works with the micro:bit and Arduino platforms, allowing for reading soil moisture levels as an analog signal. Adafruit 6362

Crowtail-Capacitive Moisture V2.0 is a durable soil-moisture sensor based on capacitive technology, ideal for monitoring plant hydration levels. Intended for use in projects with 3.3–5 V microcontrollers.

Capacitive soil humidity sensor with I2C interface powered by 3-5V. Adafruit 4026

Soil moisture sensor based on soil resistivity meansurement

Soil moisture sensor dedicated to micro:bit. It is supplied with the voltage from 3.3 V to 5 V and communicates via an analog signal. SparkFun SEN-15272

A set of three capacitive soil moisture sensors for a home automatic irrigation system. Pimoroni PIM520

Module with a soil moisture sensor for the M5Stack sets. It has an analog output and a digital output with adjustable reaction threshold. M5Stack U019

Earth humidity sensor with analogue output, supplied with 3.3 to 5.5 V voltage with Gravity connector. DFRobot SEN0193

Soil moisture sensor with I2C interface. The probe has two pointed tabs, making it easy to insert into the ground. The sensor is supplied with the voltage of 3.3 V or 5 V. SparkFun SEN-17731

Capacitive soil moisture sensor with pump for M5Stack sets, equipped with holes compatible with LEGO. M5Stack U101