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Plant Light Meters

Best Plant Light Meters

Name: 4-in-1 Soil Moisture Meter Digital Plant Temperature/Soil Moisture/PH Meter/Sunlight Intensity Backlight LCD Display Soil Test Meter for Gardening, Farming and Outdoor Plants
Brand: YAMRON
Price: 32.98 USD
Availability: InStock

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VIVOSUN

VIVOSUN 2-Pack VS1000E LED Grow Light with Samsung Diodes, Sunlike Full Spectrum Plant Light for Indoor Plants Seedling Veg and Bloom in 2x2/3x3 Grow Tents Greenhouses

9.4

score

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Apogee Instruments

Apogee Instruments MQ-510 Full-Spectrum Quantum PAR Meter, for Underwater/Reef Tank Precision Light Measurement - All Light Sources Including LEDs

9.1

score

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DANOPLUS

Quantum PAR Meter Full-Spectrum High Precision PPFD Tester for Photosynthetic Activity of Indoor and Outdoor Plants 400-700nm Light Lux Tester

8.8

score

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Apogee Instruments

Apogee Instruments DLI-600 ePAR, Daily Light Integral, and Photoperiod Meter - ePAR 400-750 nm Light Measurement Tool for Plants & Agriculture

8.5

score

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Apogee Instruments

Apogee Instruments MQ-610: 400-750 nm ePAR Quantum Meter Bundle w/AM-330 Telescopic Sensor Wand - Meter for Extended Range LED Greenhouse Grow Lights, Sunlight, and Plant Care

8.2

score

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VABIRA

VBR-100 Quantum PAR Meter 6000umol/(㎡s),Full Spectrum,Show Red and Blue PPFD in Light Seperately,PPFD Distribution Record

7.9

score

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Apogee Instruments

Apogee Instruments MQ-500 Full-Spectrum Quantum PAR Meter - Digital PPFD Meter for Indoor Grow Lights, Sunlight & Plant Monitoring

7.6

score

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GOYOJO

Light Meter for Plants, Greenhouse PAR Meter for Hydroponic, and Indoor Optimizing Plants Growth, Quantum Ppfd Meter for Led Grow Light Micromoles, High Precision Light Intensity Measuring 400-700 Nm

PHOTOBIO

PHOTOBIO LGBQM2 Advanced Quantum Sensor PAR Meter (Micromoles), Measure Light Intensity

7.0

score

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Buying Guide for the Best Plant Light Meters

Choosing the right plant light meter is essential for ensuring your plants receive the optimal amount of light for healthy growth. A plant light meter measures the intensity of light in your growing area, helping you make informed decisions about lighting adjustments. When selecting a plant light meter, consider the key specifications that will impact its performance and suitability for your needs.

Light Intensity RangeLight intensity range refers to the spectrum of light levels that the meter can measure. This is important because different plants require different light intensities for optimal growth. Light meters typically measure in units of lux or foot-candles. For low-light plants like ferns, a meter with a lower range (up to 1,000 lux) is sufficient. For high-light plants like succulents, you may need a meter that can measure up to 10,000 lux or more. Choose a meter with a range that matches the light requirements of your plants.

AccuracyAccuracy indicates how close the meter's readings are to the actual light intensity. This is crucial for making precise adjustments to your lighting setup. Accuracy is often expressed as a percentage of the reading. Higher accuracy (e.g., within 5%) ensures more reliable data. If you are growing plants that are sensitive to light changes, opt for a meter with higher accuracy to avoid under or overexposure.

Display TypeDisplay type refers to how the meter presents the light intensity readings. Common display types include digital and analog. Digital displays provide clear, easy-to-read numbers, which can be helpful for quick assessments. Analog displays, while less common, can offer a visual representation of light levels. Choose a display type that you find easy to read and interpret, especially if you need to make frequent adjustments.

Sensor TypeSensor type determines how the meter detects light. Photodiode sensors are common and provide accurate readings across a wide range of light intensities. Some meters use silicon photodiodes, which are particularly sensitive and accurate. Consider the sensor type based on the precision you need and the types of light sources you are using (e.g., natural sunlight, LED grow lights). For most home gardeners, a photodiode sensor will be sufficient.

PortabilityPortability refers to the ease with which you can move the meter around your growing area. Portable meters are lightweight and often handheld, making them convenient for checking multiple spots. If you have a large or varied growing area, a portable meter will allow you to measure light intensity in different locations easily. Consider how often you will need to move the meter and choose one that fits your mobility needs.

Battery LifeBattery life indicates how long the meter can operate before needing a recharge or battery replacement. Longer battery life is beneficial for continuous monitoring without frequent interruptions. If you plan to use the meter regularly, opt for one with a longer battery life to ensure it is always ready when you need it. Rechargeable meters can be convenient, but ensure they have a reliable battery life to avoid downtime.

Best Plant Light Meters

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Buying Guide for the Best Plant Light Meters