COMPOST THERMOMETERS

Knowing the temperature of your compost is critical to understanding the stage of the process and when to take the next step.  Armed with accurate compost temperature at various depths, you’ll know the most effective time to add material and water, turn the pile and when it is ready for use.  The Tel-Tru line of compost thermometers work equally well in compost piles, bins or tumblers. Click to view our Compost Thermometer User Guide.

When used to measure soil temperature, you’ll know when your soil has reached the ideal range each type of seed requires for germination as well as when to transplant.

The versatile Tel-Tru Compost Thermometer offers the best combination of the key features experienced users appreciate, such as uncompromising accuracy and durability, providing industrial quality for your backyard.

For effortless insertion use a Tel-Tru insertion handle (Model 1139001) on your thermometer. Our compost thermometer handle is detachable and threaded to fit 1/2” NPT male connection.  It is available bundled with the thermometer or can be purchased separately.

A Tel-Tru thermometer is a valuable tool you’ll rely on for years to produce your best vegetable and flower gardens yet!

• Easy to read compost temperature zones allow you to easily see how your compost is progressing and know when it's ready for the next step
• Durable stainless steel construction with hermetically sealed dial to prevent damage from condensation and impact resistant, industrial quality polycarbonate lens
• Compost thermometer handle can be bundled with the thermometer, or can be purchased separately
• World class Tel-Tru accuracy and quality, relied on for dependable temperature measurement for over 100 years
• "Industrial quality for your backyard"
• Made in USA
• Instructions for maximum performance included

• Rugged 2" dial compost thermometer in the industry with strong 20" (508mm) long, .25" (6.4mm) diameter stem, sturdy enough for use in measuring dense compost and soil temperatures
• Exclusive heavy-duty stem support with built in mount for optional handle (recommended for insertion into compost and soil)

• Most rugged 3" dial compost thermometer with strong 24" (610mm), 36" (914mm), 48" (1219mm), or 60" (1524mm) long stem with  .375" (9.5mm) diameter, sturdy enough for measuring compost and soil temperatures
• Rapid Response Tip reduces thermometer response time
• Rugged stem support with built in mount for optional handle (recommended for insertion into dense compost and soil)
• Calibration adjustment feature allows user recalibration as needed versus replacement
• Durable stainless steel construction with hermetically sealed dial to prevent condensation
• 8 year warranty