---
title: "Compost Thermometer 36 Inch Stem — $198K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/compost-thermometer-36-inch-stem"
last_updated: "2026-08-10T05:00:23.162Z"
locale: en
meta:
description: "Niche score 55/100 · $198K/yr market · 73K searches/yr. A concentrated shelf (top 5 take 78% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $198K/yr market · 73K searches/yr. A concentrated shelf (top 5 take 78% of clicks) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Compost Thermometer 36 Inch Stem — $198K/yr Amazon US Niche (2026) - Flapen"
---
# **compost thermometer 36 inch stem**
**Worth a look**
Shows searches that convert (11.9% search→purchase), but a concentrated shelf (top 5 take 78% of clicks) keeps it on the watch list.
Market size 39Growth 70Conversion 95Competition 18Returns 87Price range 85Avg price 95Brand share 28Review moat 66Quality gap 30
**Conversion**
**Great****11.9%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Incredible****$22.87**
avg listing price — sweet spot $15–$100
**Returns**
**Great****1.4%**
return rate — above 5% kills the launch gate
**Price range**
**Great****$8.79–$60.12**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Growth**
**Good****+52.3%**
90-day search growth — must beat 0% to launch
**Review moat**
**Good****844.31**
avg incumbent reviews — the moat a new listing must climb
**Market size**
**Okay****$198K**
$198K/yr · 73K searches
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Brand share**
**Okay****88%**
top-5 brand share — brands hold most of the demand
**Competition**
**Bad****78%**
top-5 click share — a locked-up shelf
According to Flapen's Amazon United States niche tracking, compost thermometer 36 inch stem is a $198K/yr Amazon United States market (73K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Apr–May. Verdict: Worth a look — 55/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **compost thermometer 36 inch stem market data**
- **Units sold / yr**
- **8K–10K**
- avg 500–750/product
- **Revenue / yr**
- **$183K–$229K**
- units × avg price
- **Conversion rate**
- **11.9%**
- **Avg BSR**
- **#2,627**
- **Page quality**
- **0%**
- **Prime**
- **92%**
- **Sponsored**
- **85%**
- **Out of stock**
- **5.3%**
- **Avg brand age**
- **68 months**
- **Avg seller age**
- **205 days**
## **Competition & brand share**
The top 5 products capture 78% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**10 **▼falling
**Sellers**
**49**
**Top-5 brand share**
**88%**
Top 20: 100%
**Top-5 click share**
**78%**
Top 20: 100%
**Open market**
**9%**
- REOTEMP44% - Greenco23% - STOWBERRY10% - Yogyro9% - VIVOSUN3% - Terpovery3% - Open — no brand owns it (4 brands, 9%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +52.3% search growth over the last 90 days.
3K2KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Apr, May · busiest ÷ quietest = 2.7×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/compost-thermometer-36-inch-stem/trend)
## **Top compost thermometer 36 inch stem search terms**
- **compost thermometer**49K/yr+59.9%10.7% conv. - **compost thermometer 36 inch stem**10K/yr+12.6%10.7% conv. - **compost thermometer 24 inch stem**6K/yr+65.4%13.4% conv. - **compost thermometers**5K/yr+44.9%6.5% conv. - **compost thermometer 48 inch stem**3K/yr+63.0%8.2% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/compost-thermometer-36-inch-stem/search-terms)
## **Top compost thermometer 36 inch stem products on Amazon**
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
0%10%$20K20%$40K30%$59K40%$79K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 13 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Reotemp 20 Inch Fahrenheit Backyard Compost Thermometer with Digital Composting Guide**REOTEMP**$23.00**4.7★3,414 rev](https://www.amazon.com/dp/B002P5RGMI) [2**Compost Soil Thermometer by Greenco Stainless Steel Celsius and Fahrenheit Temperature Dial 20 inch Stem**Greenco**$22.97**4.5★777 rev](https://www.amazon.com/dp/B01BMX3SYI) [3**Reotemp 16 Inch Fahrenheit Backyard Compost Thermometer with Digital Composting Guide**REOTEMP**$15.81**4.7★1,047 rev](https://www.amazon.com/dp/B08FF4RJCL) [4**Compost Thermometer 20 Inch Stainless Steel Soil Temperature Gauge with 2 Inch Dial Long Probe Thermometer for Garden Backyard and Home Composting**STOWBERRY**$20.00**4.6★61 rev](https://www.amazon.com/dp/B0FHKRNTZK) [5**Backyard Compost Thermometer 16 Inch Stainless Steel Waterproof**Yogyro**$15.72**4.6★272 rev](https://www.amazon.com/dp/B0BVVPR882)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Compost Thermometer 20 Inch Stainless Steel Soil Temperature Gauge with 2 Inch Dial Long Probe Thermometer for Garden Backyard and Home Composting**STOWBERRY**$20.00**61 rev1y ago](https://www.amazon.com/dp/B0FHKRNTZK) [**YAMRON 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**YAMRON**$31.12**3,116 rev1y ago](https://www.amazon.com/dp/B0DF4TB93J) [**Tellegloww Compost Thermometer 39.4 Inch Stem Composting Soil Thermometer Waterproof Soil Temperature Thermometer Fahrenheit and Celsius Stainless Steel with Composting Temperature Guide**Tellegloww**$39.27**25 rev2y ago](https://www.amazon.com/dp/B0CRVL7DM5) [**Terpovery Long Stem Compost Soil Thermometer - Fast Response Stainless Steel 20 Inch - Measuring Probe - Fahrenheit and Celsius**Terpovery**$8.79**13 rev2y ago](https://www.amazon.com/dp/B0CHNZ2Y2B) [**Backyard Compost Thermometer 16 Inch Stainless Steel Waterproof**Yogyro**$15.72**272 rev3y ago](https://www.amazon.com/dp/B0BVVPR882)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Compost Thermometer 20 Inch Stainless Steel Soil Temperature Gauge with 2 Inch Dial Long Probe Thermometer for Garden Backyard and Home Composting**STOWBERRY**$20.00**4.6★**▲ 103%**](https://www.amazon.com/dp/B0FHKRNTZK) [**Backyard Compost Thermometer 16 Inch Stainless Steel Waterproof**Yogyro**$15.72**4.6★**▲ 42%**](https://www.amazon.com/dp/B0BVVPR882) [**Terpovery Long Stem Compost Soil Thermometer - Fast Response Stainless Steel 20 Inch - Measuring Probe - Fahrenheit and Celsius**Terpovery**$8.79**4.8★**▲ 23%**](https://www.amazon.com/dp/B0CHNZ2Y2B) [**Compost Thermometer Stainless Steel Dial - Ideal Composting Soil Thermometer with 50MM Diameter C and F Dial and 295MM Compost Temperature Gauge Probe**Thermometer World**$10.83**4.4★**▲ 23%**](https://www.amazon.com/dp/B07GYSG79X) [**VIVOSUN Compost Thermometer 20 Inch Backyard Soil Thermometer with Stainless Steel Dial for Composting Bins Outdoor Gardening and Planting (0-200F)**VIVOSUN**$24.29**4.4★**— 4%**](https://www.amazon.com/dp/B09CGLXTQ5)
**~~View all trending →~~**
## **What buyers say about compost thermometer 36 inch stem**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**21%
*“Easy to read”*
**Quality-Overall**14%
*“Over all a good tool I have”*
**Advertised Vs Actual Product**12%
*“As advertised”*
**Plant Growth**8%
*“saved my plants life”*
**Measurement/Reading Accuracy**7%
*“It remained accurate”*
**Value For Money**6%
*“worth every penny”*
**Durability**4%
*“Easy to use and durable”*
**Moist/Dry**3%
*“It helps to know moisture and ph”*
**Functionality-Overall**3%
*“Works”*
**Water Resistance**2%
*“Measures your plants moisture levels accurately”*
### **What buyers complain about **
**Measurement/Reading Accuracy**30%
*“not sure it is accurate”*
**Durability**17%
*“Broke during first use”*
**Functionality-Overall**9%
*“Could not get the unit to turn on”*
**Quality-Overall**7%
*“Cheap”*
**Value For Money**5%
*“Disappointing cuz these arent the cheapest”*
**Instructions/User Manual/Troubleshooting**5%
*“option to ask how to turn off when not in use nor on the instruction manual”*
**Battery Life**4%
*“The batteries went flat flat in 2 days”*
**Water Resistance**2%
*“Not water proof, my bad”*
**Defective Material/Parts**2%
*“Won't turn on”*
**Strength**2%
*“Flimsy and unreliable”*
### **Top return reasons **
**Measurement/Reading Accuracy**42%
**Functionality-Overall**20%
**Advertised Vs Actual Product**9%
**Defective Material/Parts**6%
**Value For Money**5%
**Durability**3%
**Size-Overall**2%
**Ease Of Use**2%
**Heating**1%
**Product Condition**1%
## **Common questions**
- **Is compost thermometer 36 inch stem profitable to sell on Amazon United States?**
- The niche generates $198K/yr across 13 tracked products. 90-day search growth is +52.3%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the compost thermometer 36 inch stem niche?**
- 10 brands and 49 sellers compete. The top 5 products take 78% of clicks and top 5 brands hold 88% of demand.
- **What do buyers complain about in compost thermometer 36 inch stem?**
- Top complaints mined from reviews: Measurement/Reading Accuracy, Durability, Functionality-Overall. The return rate is 1.4%.
- **When does demand for compost thermometer 36 inch stem peak?**
- Demand peaks in Apr–May; the busiest month runs 2.7× the quietest.
- **What does it cost to enter the compost thermometer 36 inch stem niche?**
- Listings span $8.79–$60.12; the average listing price is $22.87 (sweet spot $15–$100). The average incumbent carries 844 reviews — the moat a new listing must climb.
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