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Best 6 Soil Thermometers (Review) + Byuer’s Guide

A soil thermometer is an essential tool in the farming used in measuring the warmth in the soil.

It is evident to every farmer that soil temperature is crucial for plant growth. Various plants do well at different temperatures.

This guide to getting the best soil thermometer is not just for an ordinary buyer but for a farmer who is looking forward to getting the best out of his/ her farm.

Best Overall

Vee Gee Scientific 82160-6 Dial Soil Thermometer

Vee Gee Scientific 82160 6 Dial Soil Thermometer, 6 Stainless Steel Stem
Vee Gee Scientific brings you one of the best soil thermometers in the market.

The 6.4 ounces soil thermometer has been made to last. It is reliable and ideal for use regularly. The item measures 8 by 4 by 3.6 inches. It is available in silver color.

What We Liked About This Product

The best thing with this soil thermometer is it is waterproof. This means that you can keep it in the ground as long as you wish without worrying about rain or moisture.

Product Overview

Vee Gee Scientific 82160-6 is a commercial-grade soil thermometer made with high-quality materials. Its stem is made from stainless steel stem.

The manufacturer knew you would like a durable and long-lasting item.

It is designed simply to make it easy for use by the farmer. However, this does not bar it from reading an accurate temperature.

It contains subdivisions in the 3-inch digital display. It is covered by a clear glass making the figures visible.

This soil thermometer is also made with a stainless steel stem, which is 6 inches. It is long enough to reach deep in the soil for making it easy to get the exact condition of the ground.

It contains temperature ranging from -400 F to 1600 F.

Vee Gee Scientific 82160-6 also contains an adjustable nut positioned in its back for calibration.

Calibration can be done by placing the thermometer in a glass full of ice water slurry and then followed by turning the nut on the end until it reads 32 degrees.


  • Easy to read the temperature
  • It is affordable
  • Has a stylish design
  • It is durable
  • It is waterproof


  • Since this is an analog thermometer, it may have little accuracy issues


If you want a soil thermometer you can rely on for getting the exact soil condition in your farm, you can always turn to Vee Gee Scientific 82160-6 Dial Soil thermometer.

It promises to use for a more extended period with the low cost as most soil thermometers will cost.

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Luster Leaf 1625 Digital Soil Thermometer

Rapitest Luster Leaf 1625 Digital Soil Thermometer
Luster Leaf 1625 digital soil thermometer is one of the best soil thermometers manufactured by Rapitest. Rapitest is a renowned leader in the manufacturing of garden equipment.

This soil thermometer allows you to measure your garden soil temperature quickly in the planting season. It is designed for soil use only.

What We Liked About This Product

What we liked about this product is its powerful battery powering it.

It gives it a unique boost among most soil thermometers. This feature puts it in a position to run continuously.

Product Overview

Luster Leaf 1625 is designed with a clear digital screen. This design makes reading easier. It can give the soil temperature recommendations for a variety of plants.

This provides every farmer with a chance to know the kind of crop right for a specific range of temperatures.

It also provides guidelines for germination temperatures as well as transplanting temperatures.

The Luster Leaf 1625 Soil Thermometer contains a long probe length providing plenty of range for proper reading.


  • It is easy to use
  • It is made with high-quality materials
  • Reads the temperature accurately
  • It is lightweight
  • Lasts longer


  • It takes a longer time in the soil to provide an accurate reading. This is only 60 seconds; you are not going to spend the whole day on your farm to get that precise reading.
  • The head can quickly come off when removing the thermometer from the ground.


Luster Leaf 1625 digital soil thermometer is for you if you are the modern farmer who wants to do conscious farming.

You don’t want to do gauss work. You don’t want to do trial and error and wait for weeks before you see your seeds germinating.

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Taylor Soil Testing Thermometer

Taylor Soil Testing Thermometer, 4 Stem, 20 to 180 Degrees F
You will expect a lot more performance from this thermometer.

Apart from taking the soil temperature, the manufacturer intentionally designed it with extra features to help you get more out of the single farm item.

The thermometer measuring 5 by 7 by 1 inch comes with a stainless steel stem. It weighs 0.64 ounces.

What We Liked About This Product

The best thing with this soil thermometer is that it provides an extra functionality of testing for the soil PH.

It can provide accurate data on the soil PH level. Above that, you can also use Taylor Soil Testing Thermometer to get several facts about your farm.

Product Overview

The product comes with a 4-inch stem. It is made of steel to ensure that it is stable and lasts long. Stainless steel does not rust.

The high-quality material keeps your thermometer in good condition, free from rust for long. Its green backlight display will help you work with your soil thermometer in dark conditions.

This feature is an excellent boost to the farmers who does indoor farming or in greenhouses with dark conditions.

Taylor Soil Testing Thermometer has been designed in a unique way to cater to the preference of every farmer to either Fahrenheit and in Celsius reading.

The temperature ranges from -20 degrees to 180 degrees Fahrenheit. The temperature reading in Celsius ranges from 0 to 80 degrees Celsius.

It also comes with a magnificent LCD screen. You will not strain to see the temperature reading.

This feature may look like pleasure, but that is what you need. The blurred screen may mislead you. On the dial “cool,” “warm,” as well as “sterilize” zones are printed.

It also comes with a 9v battery. If you were worried about how the backlight will function, now you will be sure of the power guarantee. The battery will also ensure that the thermometer runs continuously.


  • It is easy to operate
  • Can work well under dark conditions
  • It is easy to read
  • Contains an amazing LCD
  • It provides for temperature reading in both degrees Celsius and Fahrenheit.


  • The stem is not long enough to reach deeper soils compared to some other soil thermometers.


Taylor Soil Testing Thermometer will probably be your favorite if you like extra functionality in a product that you purchases. Apart from measuring the soil temperature, this thermometer has additional features to ensure that it gives you knowledge about your soil PH levels and soil condition.

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Acurite 00661 Stainless Steel Soil Thermometer

AcuRite 00661 Stainless Steel Soil Thermometer
AcuRite 00661 Stainless Steel Soil Thermometer is another soil thermometer in our list. It measures 7.5 by 1.8 by 1.8 inches with a weight of 1.44 ounces.

When you find the information you will rarely get, you will be more receptive. AcuRite just brought you a soil thermometer that will exceed your expectations.

What We Liked About This Product

The best thing about AcuRite 00661 Stainless Steel Soil Thermometer is that it has a 7 inches long stem.

You can send it deeper into the soil to get the deeper temperature of the ground. The stem is also slightly thinner, which may prevent damage to the root when you insert it into the container or in a cell pack.

Product Overview

AcuRite 00661 is designed with a clear dial display that is easy to read. It is marked from 0-220 degrees Fahrenheit.

Like most soil thermometers, AcuRite 00661 allows for calibration.

This product comes with a protective sheath. This ensures when you are not using the thermometer, you can safely keep it using the sheath.

The sheath has a clip that you can attach to your shirt pocket or a belt. This prevents your thermometer from physical damages when you are moving with it.


  • It is durable
  • It is easy to use
  • Provides accurate temperature reading
  • Can be stored safely with, a protective sheath provided


  • The analog display can be challenging for some people to do a precise translation of the reading


AcuRite 00661 Stainless Steel Soil Thermometer is ideal for proper seeding, gardening, and planting.

With this soil thermometer, you are not limited since you can use it both indoor and outdoor. With this thermometer’s long stem, the very accurate temperature can be taken from the soil.

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Lycsix66 5-in-1 Soil Test Kit

LYCSIX66 Soil Test Kit 5 in 1 Soil pH Tester Electronic Soil Thermometer

As the name suggests, LYCSIX66 5-in-1 Soil Test Kit has been built to perform five different functions. The functions include the soil temperature, soil’s PH, moisture, detecting sunlight as well as relative humidity that surround the plants.

What We Liked About This Product

The best thing with this thermometer is its smart design. It is made to take 5 minutes to shut automatically if left unused, which extends the battery usage life.

It is also designed to indicate a low battery alerting you before shutting down.

Product Overview

You could be worried how the LYCSIX66 5-in-1 Soil Test Kit got into our list of soil thermometers, but this kit can be used to measure your soil temperature accurately.

It has a display screen that shows the temperature range of 16 to 122 degrees Fahrenheit.

The display also indicates the PH range of 3.5-9.0, 9 sunlight levels (LOW-, LOW, LOW+, NOR-, NOR, NOR+, HGH-, HGH, HGH+), 5 moisture levels (DRY+, DRY, NOR, WET, WET+).

The power supply for the kit includes a 9v battery. With the remarkable design of the equipment, this battery promises longer-lasting. LYCSIX66 5-in-1 Soil Test Kit also comes with a user manual—no worries about how to operate the multi-function kit.


  • It is easy to use
  • It provides an accurate reading
  • Auto shut saves battery
  • Have 5 different functions crucial plant germination and growth


  • Not water-resistant. It can get damaged if the head gets dipped into mud or if left in the rain.


LYCSIX66 5-in-1 Soil Test Kit is one of the best farm equipment you should not lack. The 7 ounces kit is light enough to carry around your farm to test for various aspects of the soil.

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Smart Choice Stainless Steel Soil Thermometer

Stainless Steel Soil Thermometer by Smart Choice

The last but not list in our best soil thermometers buying guide is the Smart Choice Stainless Steel Soil Thermometer.

You probably have noted the unique features from the previously reviewed soil thermometers. You have pointed out one or more essential features in the items and probably have a clue of what you need out of a soil thermometer.

Smart Choice Stainless Steel Soil Thermometer is no different. It also comes with several unique features.

Above all, it is also going to measure your soil temperature and help you in the early season and transplanting.

What We Liked About The Item

If you care about the durability of your soil thermometer, this is your best choice. What we liked about this item is that it is made to last.

The manufacturer used a high-tech formula to bring us a soil thermometer that will ensure an extended lifespan. This includes a stainless steel design as well as a secure setting.

Product Overview

Smart Choice Stainless Steel Soil Thermometer comes with 1.5 inches dial display that has been well secured by a glass. This makes it visible.

This thermometer contains 0-220 degrees Fahrenheit with each subdivision being 4 degrees Fahrenheit. This analog thermometer is easy to use and make temperature reading.

It contains a 5-inch long stem that takes accurate temperature from deep in the soil. The stem is made with durable material of stainless steel.

Like most soil thermometers, Smart Choice Stainless Steel Soil Thermometer provides for quick calibration by using the hexagonal screw positioned at the back of this thermometer.

This thermometer also comes with a protective sheath. This keeps you from injuring yourself or causing damage to the thermometer.

Above all, the sheath has been made with a clip that you hook to your farm tools belt. You can also hang it in your shirt pocket.


  • The thermometer can be used in both outdoor and indoor
  • It lasts longer
  • It has a high precision performance
  • It also has high visibility


  • The item comes with no instructions of use
  • It is slightly expensive compared to other soil thermometers


Smart Choice Stainless Steel Soil Thermometer is rewarding. You can use it in both indoor potting and outdoor gardening and be sure of the accuracy of your soil temperature.

Its construction ensures that you use it for an extended period. It is a thermometer that will give you value for your money.

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Factors To Consider Before Going For Your Thermometer

You can look at many factors before making your final decision to buy the best soil thermometer. Most farmers find it challenging to purchase various farm equipment that meets their needs.

This is because of the limited knowledge of the use and features of making the best farm equipment.

However, this should no longer hold you back from buying the best equipment that will work best for your farm. We are sharing some factors to consider helping you make your decision.

  • Probe length

To take temperature readings, the thermometer must be inserted shallowly or more in-depth into the earth, depending on what you want.

Most thermometers take reading through a 2-inch length at the tip of the thermometer. If you wish to get an accurate temperature, you should go for thermometers with a long probe length.

  • The construction of the thermometer.

Thermometers are either digital or analog. The digital thermometers are best in providing the exact temperature.

On the other hand, analog thermometers are mostly water-resistant. You can use them continuously and leave them in the open without worrying about rain.

The material used in construction is also crucial. Manufacturers can use stainless steel, plastic, or a combination of both.

For rough use, stainless steel made thermometer is favorable. The stainless steel thermometer will also withstand rust. Lastly, look out for thermometers that are tightly sealed, since this stops water from reaching the thermometer.

  • The temperature range

It is recommended to check for the mark of 35 to 75 degrees Fahrenheit inside before purchasing a thermometer.

Considering the soil temperature and doing accurate timing will give you a better chance of seeing your crops off to timely germination.

Read on to get the best soil thermometers and much more information necessary for your knowledge about soil temperature.

  • The stem

You can consider the stem, depending on what you want to do with your thermometer. A thermometer with a shorter stem is best for seeding purposes.

An ideal thermometer for measuring the soil temperature in the root area will have a long stem.

Germination Of Various Seeds Under Different Temperatures

  • 70 degrees Fahrenheit or higher. The best option seeds for this temperature include; Corn, melons, cucumbers, peppers, tomatoes, or squash.
  • 60 degrees Fahrenheit or higher. Those plants under this category include; beans, cabbage, beets, broccoli, cauliflower, or carrot.
  • 50 degrees Fahrenheit or higher. Desirable plants in this range include onions, leeks, turnips, orchards.
  • 40 degrees Fahrenheit or higher. Under this range, the following crops can do great; They include spinach, kale, lettuce, and peas.

Soil Thermometers – FAQ

We have looked at the questions most people do ask.

What degrees should the thermometer read before inserting it into the soil?

It can be at any temperature. Since a thermometer will take the temperature of its environment, soil temperature will always read the temperature of the air that surrounds it.

It is advisable to calibrate a thermometer before using it to take your soil temperature.

Does the soil thermometer work well for the seed starting in the greenhouse?

Every soil thermometer will work with every soil. Most soil thermometer indicates whether it can be used both indoors and outdoors.

Some have lighting appropriate to be used under dark conditions.

Do you take the temperature of the thermometer along the entire stem?

Most thermometers indicate a notch of how deeper you should insert the thermometer into the soil. However, the temperature is taken at the lower part only.

If you want the temperature of the shallow soils, for example, in the greenhouse or nursery, you should see slightly deep it into the ground.

How deep in the soil does the thermometer need to be accurate?

Since it is the lower part of the thermometer that records the temperature, you need to consider the kind of planting you are doing.

In other words, if you want to plants seeds, insert it shallowly into the soil. Remember, you want to measure the temperature in the root area. Ensure you are entering it according to the depth of your seeds in the ground.

Can you use this thermometer for measuring cooking temperature?

Soil thermometers are made for soil. You may be disappointed if you use it for cooking. Exposing soil thermometers to extremely high temperatures may reduce its life.

Just use soil temperature for soil and cooking temperature for the kitchen. It’s rewarding.

Final Verdict

With modern improved technology, we can’t deny using best practices to improve our farming. Using soil thermometers is no different.

We should embrace good reading, which will probably make a difference in cultivation.

The above products are designed uniquely with relatively varying costs to bring you the best thermometer that you need.

They consist of the best thermometers in the market today. You got a chance to choose the right thermometer for the best results.