The 7 Best Plant Soil thermometers (2023 reviews)

We consider a plant soil thermometer to be a worthy investment in the long run. We are here to help you choose the right one for your purposes from all the best available products in market today.

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Our Top Picks:

Best Overall: Buy: Gouevn Plant Soil thermometer READ REVIEW

Best For Indoor Plant: Buy: XLUX Plant Soil thermometer READ REVIEW

Best For interior or exterior Plant containers: Buy: Apine Plant Soil thermometer READ REVIEW

Best For potted Plant: Buy: Lehomle Plant Soil thermometer READ REVIEW

Best For An Accurate Soil thermometer: Buy: Rapitest Plant Soil thermometer READ REVIEW

Best For Moisture Level: Buy: Sonkir Plant Soil thermometer READ REVIEW

Best For Soil Test: Buy: Jlenoveg Plant Soil thermometer READ REVIEW

Best Overall: Gouevn Plant Soil thermometer

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If you want nothing short of the optimal thermometer for your regular usage, this gouevn plant soil thermometer is certainly a wise investment. The Gouevn soil moisture meter only for testing soil moisture, the basic model works stably. It is a great gauge to determine when to water potted house plants. It includes a watering guide for 200 plants printed on the back of the packaging. This meter will quickly and accurately tell you the moisture level of each of your plants preventing the over/under watering that can eventually kill your plants.

This moisture meter can be used for big potted plants, only limited by the length of the measuring probe. It is easy to read and easy to use, and takes away the guessing about how much and when to water. It works great and is very helpful in keeping a variety of plants including succulents and flowers at their appropriate moisture levels. This is a useful tool for those who prefer not to test the moisture level of plants with their fingers.

• Handy tool for indoor plant enthusiast
• Easy to use in multiple plants
• An essential tool to maintain your house plants
• Definitely keeps you from overwatering and killing your indoor / outdoor potted plants

Best For Indoor Plant: XLUX Plant Soil thermometer

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If you often find yourself scrambling for convenient and suitable thermometer, xlux plant soil thermometer is your end point. The limited scope of the table for determining the right moisture level for plants makes its usefulness limited. This really helps to know the soil condition of the soil in pots. It helps save your plants from overwatering. This is for moisture content and it's legible and works just fine.

This is a great product to test the soil in your plants. It's very easy to use, just stick it in the dirt and the dial instantly tells you whether the soil is dry, moist or wet. This takes all the guesswork out of deciding when to water.

• Easy and accurate for reading moisture levels
• Easy and convenient to see if your plants need a drink
• Comes in really handy, especially for not over watering
• Helps the prevention of over watering and root rot

Best For interior or exterior Plant containers: Apine Plant Soil thermometer

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Apine offers a variety of thermometer for personal choice and yet maintaining quality in all the variants. As a house plant owner this product is essential. It comes with a list of common plants and their water preferences. It has a color indicator as well as numbers. It also has this cool little chart on the box to check the zone you live in. It can be used indoors, but it does not have the function of measuring light.

The water meter is very helpful and easy to read. It also has a color indicator as well as numbers. It is easy to use and no batteries to worry about.

• Great little moisture reader, easy to read, sturdy, very well made
• Comes with a cleaning cloth which is nice
• Good brand reputation

Best For potted Plant: Lehomle Plant Soil thermometer

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Lehomle has been making great thermometer for years, thanks to a combination of clever design and appropriate materials. Different types of orchids have different requirements for soil moisture and humidity, but most of them are suitable for slightly dry soil. This is LITERALLY the easiest thing you’ll ever use. It works well for potted plants, lawn, and garden. It’s easy to use and is fast to report the water level. It is used for small and large house plants. This one also comes with plant markers. It is best to store it in a position that is out of reach of children. It’s super easy to use straight out of the box and easy to clean too.

• Works right out of the box with no battery
• Handy little tool for discerning if plants need water
• Color scale is clear and easy to read

Best For An Accurate Soil thermometer: Rapitest Plant Soil thermometer

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We would, of course, be remiss if we didn't mention rapitest plant soil thermometer for daily purpose. This garden/soil thermometer is a wonderful tool for raised beds, mulch areas, and plowed gardens. It measures quickly and is easy to turn on and off. It will hold under repeated use. The soil thermometer will work in the atmosphere and in the soil, so the tester will work for you as you plunge it into the soil. If you forget to turn it off, it will automatically turn off after about 3 minutes to preserve the battery.

This thermometer works well. There is a film sticker on the digital screen that reads 65 degrees and the batteries are inserted backwards when it comes. It measures quickly and is easy to read on and off.

• Very handy for testing the soil for the mushrooms when to start looking
• Using with hot house and heating pad for inside starting of plants
• Invaluable for the gardener starting seeds outside
• Very easy to use and quickly reads the results

Best For Moisture Level: Sonkir Plant Soil thermometer

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We know from years of feedback from readers, customers and amazon sellers, what most people want in a convenient and appropriate thermometer. The sonkir plant soil thermometer is exactly that - it's a simple thermometer that hits all the right notes. This instrument keeps plants and owners happy to know when it’s time to water. In photometry, this is used as a measure of the intensity, as perceived by the human eye, of light that hits or passes through a surface. It measures the moisture level of the soil by sticking the probe into the soil for inches deep. The soil has a slightly higher ph. It will measure the moisture content.

This is the ph range where that tells you most about soil ph. The light scale responds to sun light only, and will not respond to artificial light.

• Battery needed, very sensitive, accurate read
• Low maintenance device to save plants
• Easy to use instrument for determining light, moisture and ph

Best For Soil Test: Jlenoveg Plant Soil thermometer

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Jlenoveg line of thermometer come in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. Test soil temperature, air temperature and sunlight level, with 3 functions, the plant meter can test soil with a portable, clear reading dashboard and quick response. It comes with the 8.67’long probe, also great for large potted plants. The hold button will stop the probe from measuring the air so you can put it in the plant and take it out to record the measurement without losing the soil temp. It helps your plants grow healthy and strong.

This is not a lab grade device and it doesn't have to be, this is a fine device for a home or professional gardener. The meter itself is a good quality and it looks well made and battery is included. It is fairly top heavy additionally measures the amount of light. It comes with a 9v battery and once you open the battery compartment and connect it you are ready to go.

• Great of pro level lawn care
• Lot of satisfied buyers