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.

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.

Conversion

Great11.9%

search→purchase rate — share of searches ending in a sale

Avg price

Incredible$22.87

avg listing price — sweet spot $15–$100

Returns

Great1.4%

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

Good844.31

avg incumbent reviews — the moat a new listing must climb

Market size

Okay$198K

$198K/yr · 73K searches

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Brand share

Okay88%

top-5 brand share — brands hold most of the demand

Competition

Bad78%

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

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

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

78%

Top 20: 100%

Open market

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.

Peak months: Apr, May · busiest ÷ quietest = 2.7×

Open Trend

Top compost thermometer 36 inch stem search terms

compost thermometer49K/yr +59.9%10.7% conv.
compost thermometer 36 inch stem10K/yr +12.6%10.7% conv.
compost thermometer 24 inch stem6K/yr +65.4%13.4% conv.
compost thermometers5K/yr +44.9%6.5% conv.
compost thermometer 48 inch stem3K/yr +63.0%8.2% conv.

All 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.

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

Reotemp 20 Inch Fahrenheit Backyard Compost Thermometer with Digital Composting Guide

REOTEMP$23.004.7★3,414 rev

Compost Soil Thermometer by Greenco Stainless Steel Celsius and Fahrenheit Temperature Dial 20 inch Stem

Greenco$22.974.5★777 rev

Reotemp 16 Inch Fahrenheit Backyard Compost Thermometer with Digital Composting Guide

REOTEMP$15.814.7★1,047 rev

Compost Thermometer 20 Inch Stainless Steel Soil Temperature Gauge with 2 Inch Dial Long Probe Thermometer for Garden Backyard and Home Composting

STOWBERRY$20.004.6★61 rev

Backyard Compost Thermometer 16 Inch Stainless Steel Waterproof

Yogyro$15.724.6★272 rev

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$20.0061 rev

1y ago

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$31.123,116 rev

1y ago

Tellegloww Compost Thermometer 39.4 Inch Stem Composting Soil Thermometer Waterproof Soil Temperature Thermometer Fahrenheit and Celsius Stainless Steel with Composting Temperature Guide

Tellegloww$39.2725 rev

2y ago

Terpovery Long Stem Compost Soil Thermometer - Fast Response Stainless Steel 20 Inch - Measuring Probe - Fahrenheit and Celsius

Terpovery$8.7913 rev

2y ago

Backyard Compost Thermometer 16 Inch Stainless Steel Waterproof

Yogyro$15.72272 rev

3y ago

What buyers say about compost thermometer 36 inch stem

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Use21%

“Easy to read”

Quality-Overall14%

“Over all a good tool I have”

Advertised Vs Actual Product12%

“As advertised”

Plant Growth8%

“saved my plants life”

Measurement/Reading Accuracy7%

“It remained accurate”

Value For Money6%

“worth every penny”

Durability4%

“Easy to use and durable”

Moist/Dry3%

“It helps to know moisture and ph”

Functionality-Overall3%

“Works”

Water Resistance2%

“Measures your plants moisture levels accurately”

What buyers complain about

Measurement/Reading Accuracy30%

“not sure it is accurate”

Durability17%

“Broke during first use”

Functionality-Overall9%

“Could not get the unit to turn on”

Quality-Overall7%

“Cheap”

Value For Money5%

“Disappointing cuz these arent the cheapest”

Instructions/User Manual/Troubleshooting5%

“option to ask how to turn off when not in use nor on the instruction manual”

Battery Life4%

“The batteries went flat flat in 2 days”

Water Resistance2%

“Not water proof, my bad”

Defective Material/Parts2%

“Won't turn on”

Strength2%

“Flimsy and unreliable”

Top return reasons

Measurement/Reading Accuracy42%

Functionality-Overall20%

Advertised Vs Actual Product9%

Defective Material/Parts6%

Value For Money5%

Durability3%

Size-Overall2%

Ease Of Use2%

Heating1%

Product Condition1%

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.