---
title: "Green House Accessories for Outside — $28K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/green-house-accessories-for-outside"
last_updated: "2026-08-10T22:25:59.179Z"
locale: en
meta:
description: "Niche score 55/100 · $28K/yr market · 84K searches/yr · $20.99 avg price. A small market ($28K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 55/100 · $28K/yr market · 84K searches/yr · $20.99 avg price. A small market ($28K/yr) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Green House Accessories for Outside — $28K/yr Amazon US Niche (2026) - Flapen"
---
# **green house accessories for outside**
**Worth a look**
Shows no brand lock-in (top 5 brands take 27% of clicks), but a small market ($28K/yr) keeps it on the watch list.
Market size 7Growth 20Conversion 20Competition 91Returns 93Price range 81Avg price 90Brand share 97Review moat 30Quality gap 58
**Brand share**
**Incredible****27%**
top-5 brand share — no brand owns this niche
**Returns**
**Great****1.1%**
return rate — above 5% kills the launch gate
**Competition**
**Great****24%**
top-5 click share — an open shelf
**Avg price**
**Great****$20.99**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$4.39–$65.29**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Quality gap**
**Good****4.4★**
avg incumbent rating — lower means beatable quality
**Review moat**
**Okay****3,483.71**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Bad****-10.0%**
90-day search growth — must beat 0% to launch
**Conversion**
**Bad****1.6%**
search→purchase rate — share of searches ending in a sale
**Market size**
**Bad****$28K**
$28K/yr · 84K searches
**Signals**[** No Dominant Brand**](https://flapen.com/research/niches?market=us&signal=no_dominant_brand "Top brand's click share < 20%")
According to Flapen's Amazon United States niche tracking, green house accessories for outside is a $28K/yr Amazon United States market (84K searches/yr). The top 5 brands hold 27% of demand. Verdict: Worth a look — 55/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **green house accessories for outside market data**
- **Units sold / yr**
- **2K–2K**
- avg 0–100/product
- **Revenue / yr**
- **$31K–$42K**
- units × avg price
- **Conversion rate**
- **1.6%**
- **Avg BSR**
- **#302**
- **Page quality**
- **0%**
- **Prime**
- **96%**
- **Sponsored**
- **96%**
- **Out of stock**
- **1.1%**
- **Avg brand age**
- **37 months**
- **Avg seller age**
- **155 days**
## **Competition & brand share**
Clicks spread well past the top 5 (24% combined) — an open shelf where new products get seen.
**Brands**
**64 **▼falling
**Sellers**
**81**
**Top-5 brand share**
**27%**
Top 20: 63%
**Top-5 click share**
**24%**
Top 20: 56%
**Open market**
**70%**
- Serundo Auto8% - TempPro6% - VITEVER5% - erifyng4% - Darfukei4% - Craft9113%
## **Demand**
Weekly Amazon search volume, last 29 weeks — -10.0% search growth over the last 90 days.
3K2KSpike '26Dec '25Jan '26Feb '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/green-house-accessories-for-outside/trend)
## **Top green house accessories for outside search terms**
- **green house accessories for outside**21K/yr+3.3%1.7% conv. - **greenhouse accessories and supplies**26K/yr-25.5%1.7% conv. - **green house accessories**19K/yr-19.4%1.4% conv. - **greenhouse must haves**14K/yr+19.2%1.1% conv. - **greenhouse accessories clearance**4K/yr-38.8%1.4% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/green-house-accessories-for-outside/search-terms)
## **Top green house accessories for outside 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%2%$5554%$1K6%$2K8%$2K1001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 24 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Mini Hygrometer Thermometer Digital Humidity Meter Indoor/Outdoor Humidity Monitor Reptile Thermometer for Greenhouse Garden Cellar Fahrenheit()/ Celsius() 2 Pack**Serundo Auto**$5.97**4.5★3,331 rev](https://www.amazon.com/dp/B0CXHV22GD) [2**VITEVER 100pcs Plant Labels T-Type Plastic Tags with Marker Pen Waterproof Garden Signs for Outdoor Plants (3.9 x 2.4)**VITEVER**$7.93**4.5★2,721 rev](https://www.amazon.com/dp/B0B2P2324Y) [3**TempPro Hygrometer Thermometer for House Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)**TempPro**$14.98**4.2★1,517 rev](https://www.amazon.com/dp/B0CQLD3TXR) [4**Plant Labels Outdoor Waterproof Garden Markers Plastic Nursery Seed Plant Tags with Bonus a Permanent Marking Pen Gardening Gifts for Women Men 120PCS Darfukei**Darfukei**$4.39**4.8★2,425 rev](https://www.amazon.com/dp/B0CN33KZ33) [5**Aqonsie Solar Shed Light Outdoor Indoor 176LED Solar Powered Motion Sensor Pendant Light Daytime Available Solar Indoor Lights with 5 Lighting Modes & Remote for Shed Gazebo Barn Garage Home**Aqonsie**$29.36**4.3★4,191 rev](https://www.amazon.com/dp/B08SW3Y495)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**TempPro TP150 Digital Hygrometer Indoor Thermometer IPX5 High-Humidity Resistant Greenhouse Thermometer Temperature and Humidity Monitor High/Low Records Humidity Meter for Room Grow Tents Reptile**TempPro**$13.25**164 rev7mo ago](https://www.amazon.com/dp/B0FP54Q28Y) [**Bestylez Garden Gifts I Really Need All These Plants Vintage Gardening Signs for Home Garden Greenhouse Living Room Bedroom Yard Outdoor Decor 8X12 Inch (3362)**Bestylez**$12.36**859 rev1y ago](https://www.amazon.com/dp/B0F246BKWY) [**Garden Pruning Shears 3 Pack Gardening Shears Garden Scissors Stainless Steel Plant Flower Scissors Clippers Pruning Shears tijeras de jardinera**Drametic+**$9.49**1,363 rev2y ago](https://www.amazon.com/dp/B0CZMGLBZ8) [**TempPro Hygrometer Thermometer for House Bluetooth Room Indoor Greenhouse Thermometer Monitor Up to 260FT Backlit Humidity Meter Temperature Sensor with 2-Year Data Export(Previously ThermoPro)**TempPro**$14.98**1,517 rev2y ago](https://www.amazon.com/dp/B0CQLD3TXR) [**Mini Hygrometer Thermometer Digital Humidity Meter Indoor/Outdoor Humidity Monitor Reptile Thermometer for Greenhouse Garden Cellar Fahrenheit()/ Celsius() 2 Pack**Serundo Auto**$5.97**3,331 rev2y ago](https://www.amazon.com/dp/B0CXHV22GD)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**TempPro TP150 Digital Hygrometer Indoor Thermometer IPX5 High-Humidity Resistant Greenhouse Thermometer Temperature and Humidity Monitor High/Low Records Humidity Meter for Room Grow Tents Reptile**TempPro**$13.25**4.5★**▲ 311%**](https://www.amazon.com/dp/B0FP54Q28Y) [**Samhopo 40 PCS Garden Clips Greenhouse Clamps Made of Stainless Steel Greenhouse Clips for Netting Have a Strong Grip to Hold Down the Shade Cloth or Plant Cover on Garden Hoops**Samhopo**$12.54**4.6★**▲ 86%**](https://www.amazon.com/dp/B09BQSNHZV) [**Solar Exhaust Fans & Powered Fan with 15W Panel & 2-Pack High-Speed Brushless DC Fans Solar Ventilation Fan for Greenhouses Chicken Coops Attics Barns Sheds & Dog Houses**HNRLOY**$33.16**3.8★**▲ 82%**](https://www.amazon.com/dp/B0CJ9516KJ) [**Solar Lantern Hanging Solar Lights Outdoor Waterproof Metal Wall Lantern with Hooks Outdoor Wall Lights for Porch Patio Yard Garden Decor No Wiring Required 2 Pack**Icerona**$32.02**4.4★**▲ 79%**](https://www.amazon.com/dp/B097H9ZN1Z) [**Outdoor/Indoor Thermometer Hygrometer Humidity Meter Thermometers Temperature Humidity Gauge Meter with Celsius/Fahrenheit (/) for Patio Field Cellar Garden Greenhouse Closet by DWEPTU**DWEPTU**$8.72**3.9★**▲ 70%**](https://www.amazon.com/dp/B08NTRVPKQ)
**~~View all trending →~~**
## **What buyers say about green house accessories for outside**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Quality-Overall**12%
*“Good quality tools”*
**Value For Money**11%
*“Excellent value”*
**Ease Of Use**10%
*“easy to carry”*
**Advertised Vs Actual Product**9%
*“Works as promised”*
**Plant Growth**9%
*“Great product for starting seeds indoors”*
**Strength**5%
*“This is a very sturdy bag”*
**Size-Overall**4%
*“It's not too big or small”*
**Durability**4%
*“Great durable bags”*
**Assembly/Installation**3%
*“Easy install”*
**Brightness/Shine/Glow**3%
*“Bright light”*
### **What buyers complain about **
**Size-Overall**16%
*“Too short”*
**Durability**9%
*“Broke within a week”*
**Quality-Overall**7%
*“Cheap Quality”*
**Functionality-Overall**6%
*“not functions work”*
**Measurement/Reading Accuracy**5%
*“the accuracy/readings are way off”*
**Strength**3%
*“Thin and flimsy”*
**Connectivity-Overall**3%
*“Never connects”*
**Value For Money**3%
*“A bit pricey for what you get”*
**Plant Growth**3%
*“Not good seeds”*
**Advertised Vs Actual Product**3%
*“Not as described”*
### **Top return reasons **
**Size-Overall**27%
**Functionality-Overall**10%
**Connectivity-Overall**8%
**Advertised Vs Actual Product**8%
**Measurement/Reading Accuracy**7%
**Value For Money**5%
**Defective Material/Parts**5%
**Quality-Overall**3%
**Material Quality**2%
**Strength**2%
## **Common questions**
- **Is green house accessories for outside profitable to sell on Amazon United States?**
- The niche generates $28K/yr across 75 tracked products. 3 of 3 products launched in the last 360 days are still selling. 90-day search growth is -10.0%. Flapen's verdict: Worth a look (55/100).
- **How competitive is the green house accessories for outside niche?**
- 64 brands and 81 sellers compete. The top 5 products take 24% of clicks and top 5 brands hold 27% of demand.
- **What do buyers complain about in green house accessories for outside?**
- Top complaints mined from reviews: Size-Overall, Durability, Quality-Overall. The return rate is 1.1%.
- **What does it cost to enter the green house accessories for outside niche?**
- Listings span $4.39–$65.29; the average listing price is $20.99 (sweet spot $15–$100). The average incumbent carries 3,484 reviews — the moat a new listing must climb.
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