---
title: "Physan 20 — $62K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/physan-20"
last_updated: "2026-08-11T01:33:44.240Z"
locale: en
meta:
description: "Niche score 42/100 · $62K/yr market · 34K searches/yr · $20.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 42/100 · $62K/yr market · 34K searches/yr · $20.72 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Physan 20 — $62K/yr Amazon US Niche (2026) - Flapen"
---
# **physan 20**
**Skip it**
Brand-locked demand (top 5 brands take 100% of clicks) — this niche doesn't clear our bar today.
Market size 16Growth 47Conversion 82Competition 5Returns 99Price range 88Avg price 89Brand share 0Review moat 52Quality gap 25
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Avg price**
**Great****$20.72**
avg listing price — sweet spot $15–$100
**Price range**
**Great****$11.68–$52.53**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Conversion**
**Great****8.8%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Good****1,430.57**
avg incumbent reviews — the moat a new listing must climb
**Growth**
**Okay****+17.3%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Okay****4.6★**
avg incumbent rating — lower means beatable quality
**Market size**
**Bad****$62K**
$62K/yr · 34K searches
**Competition**
**Bad****94%**
top-5 click share — a locked-up shelf
**Brand share**
**Bad****100%**
top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, physan 20 is a $62K/yr Amazon United States market (34K searches/yr). The top 5 brands hold 100% of demand. Verdict: Skip it — 42/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **physan 20 market data**
- **Units sold / yr**
- **3K–4K**
- avg 250–500/product
- **Revenue / yr**
- **$62K–$83K**
- units × avg price
- **Conversion rate**
- **8.8%**
- **Avg BSR**
- **#1,342**
- **Page quality**
- **0%**
- **Prime**
- **14%**
- **Sponsored**
- **14%**
- **Out of stock**
- **1.9%**
- **Avg brand age**
- **89 months**
- **Avg seller age**
- **144 days**
## **Competition & brand share**
The top 5 products capture 94% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**5 **▼falling
**Sellers**
**38**
**Top-5 brand share**
**100%**
Top 20: 100%
**Top-5 click share**
**94%**
Top 20: 100%
**Open market**
**0%**
- Hydrofarm47% - Maril Products31% - Physan 2016% - Katouigb4% - Bonide3%
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +17.3% search growth over the last 90 days.
800600Spike '25Spike '26 seasonSepDecMarJunAugNovMarMay
No pronounced peak months · busiest ÷ quietest = 1.6×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/physan-20/trend)
## **Top physan 20 search terms**
- **physan 20**20K/yr+17.2%8.3% conv. - **physan 20 for orchids**8K/yr+28.6%10.6% conv. - **physan 20 fungicide**4K/yr-1.5%10.3% conv. - **physan**3K/yr+13.0%8.1% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/physan-20/search-terms)
## **Top physan 20 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%15%$9K30%$19K45%$28K60%$37K101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 7 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Physan PSPTA20 Algaecide Fungicide Bactericide Virucide 16-Ounce**Hydrofarm**$20.30**4.7★1,254 rev](https://www.amazon.com/dp/B000I2UTAQ) [2**Physan 20 (Pint)**Maril Products**$14.76**4.8★153 rev](https://www.amazon.com/dp/B007TFWJ30) [3**Physan 20 Broad Range Disinfectant 8-Ounce**Maril Products**$15.05**4.6★470 rev](https://www.amazon.com/dp/B000OWLD8C) [4**Physan 20 Fungicide - 1 Gallon (128 ounces)**Physan 20**$52.53**4.6★92 rev](https://www.amazon.com/dp/B00P8KXGN0) [5**Physan 20 8Ozs**Physan 20**$14.58**4.3★33 rev](https://www.amazon.com/dp/B00AZ9VGE0)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Physan 20 - 8 oz**Katouigb**$16.14**22 rev9y ago](https://www.amazon.com/dp/B01FG86P22) [**Physan 20 8Ozs**Physan 20**$14.58**33 rev13y ago](https://www.amazon.com/dp/B00AZ9VGE0) [**Physan 20 Fungicide - 1 Gallon (128 ounces)**Physan 20**$52.53**92 rev13y ago](https://www.amazon.com/dp/B00P8KXGN0) [**Physan 20 (Pint)**Maril Products**$14.76**153 rev14y ago](https://www.amazon.com/dp/B007TFWJ30) [**Physan PSPTA20 Algaecide Fungicide Bactericide Virucide 16-Ounce**Hydrofarm**$20.30**1,254 rev16y ago](https://www.amazon.com/dp/B000I2UTAQ)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Physan 20 - 8 oz**Katouigb**$16.14**4.7★**▲ 30%**](https://www.amazon.com/dp/B01FG86P22) [**Physan 20 8Ozs**Physan 20**$14.58**4.3★**▲ 20%**](https://www.amazon.com/dp/B00AZ9VGE0) [**Physan 20 (Pint)**Maril Products**$14.76**4.8★**▲ 12%**](https://www.amazon.com/dp/B007TFWJ30) [**Physan 20 Fungicide - 1 Gallon (128 ounces)**Physan 20**$52.53**4.6★**— 9%**](https://www.amazon.com/dp/B00P8KXGN0) [**Bonide Captain Jacks Copper Fungicide 32 oz Ready-to-Use Spray for Organic Gardening Controls Common Diseases**Bonide**$11.68**4.5★**— 1%**](https://www.amazon.com/dp/B000UJVDXY)
**~~View all trending →~~**
## **What buyers say about physan 20**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Ease Of Use**21%
*“Easy and effective”*
**Plant Growth**20%
*“They are growing”*
**Pest/Insect Control**16%
*“Worked to rid my fig tree of a fungal infection”*
**Value For Money**15%
*“I think, larger bottle than normal and great prime price”*
**Advertised Vs Actual Product**9%
*“Works as advertised”*
**Spray/Flow**7%
*“This one is super easy since its ready to spray”*
**Quality-Overall**4%
*“Excellent product”*
**Pureness**3%
*“Clear solution containing copper soap”*
**Locally Manufactured**2%
*“Good price compared to local source”*
**Instructions/User Manual/Troubleshooting**2%
*“follow the directions”*
### **What buyers complain about **
**Plant Growth**25%
*“My plant did not like it”*
**Functionality-Overall**14%
*“Didnt work”*
**Value For Money**14%
*“Not enough for the price”*
**Pest/Insect Control**11%
*“Fungus destroyed the plant despite the application”*
**Leak-Proof**10%
*“bottle only leaks a little when trying to get some of the odd angles around 0plants”*
**Spray/Flow**8%
*“Heavy spray”*
**Strength**6%
*“Not as strong as I would like”*
**Ease Of Use**3%
*“I was desperate to use”*
**Contamination**3%
*“Copper fungicide is the worst icide product I've ever used”*
**Natural Resource Wastage**3%
*“It wastes products”*
### **Top return reasons **
**Advertised Vs Actual Product**25%
**Leak-Proof**15%
**Functionality-Overall**12%
**Value For Money**11%
**Spray/Flow**8%
**Pest/Insect Control**7%
**Defective Material/Parts**5%
**Plant Growth**5%
**Contamination**2%
**Rusts/Corrodes**1%
## **Common questions**
- **Is physan 20 profitable to sell on Amazon United States?**
- The niche generates $62K/yr across 7 tracked products. 90-day search growth is +17.3%. Flapen's verdict: Skip it (42/100).
- **How competitive is the physan 20 niche?**
- 5 brands and 38 sellers compete. The top 5 products take 94% of clicks and top 5 brands hold 100% of demand.
- **What do buyers complain about in physan 20?**
- Top complaints mined from reviews: Plant Growth, Functionality-Overall, Value For Money. The return rate is 0.2%.
- **When does demand for physan 20 peak?**
- Demand is steady year-round — the busiest month runs 1.6× the quietest.
- **What does it cost to enter the physan 20 niche?**
- Listings span $11.68–$52.53; the average listing price is $20.72 (sweet spot $15–$100). The average incumbent carries 1,431 reviews — the moat a new listing must climb.
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