---
title: "Good King Henry Seeds — $61K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/good-king-henry-seeds"
last_updated: "2026-08-10T23:58:34.790Z"
locale: en
meta:
description: "Niche score 40/100 · $61K/yr market · 70K searches/yr · $10.69 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:description": "Niche score 40/100 · $61K/yr market · 70K searches/yr · $10.69 avg price. Doesn't clear our bar today. Data updated Jul 2026."
"og:title": "Good King Henry Seeds — $61K/yr Amazon US Niche (2026) - Flapen"
---
# **good king henry seeds**
**Skip it**
Soft demand (-58.7% this quarter) — this niche doesn't clear our bar today.
Market size 15Growth 0Conversion 79Competition 3Returns 100Price range 8Avg price 39Brand share 26Review moat 97Quality gap 95
**Returns**
**Incredible****0.1%**
return rate — above 5% kills the launch gate
**Review moat**
**Incredible****62.33**
avg incumbent reviews — the moat a new listing must climb
**Quality gap**
**Incredible****4.0★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Great****8.1%**
search→purchase rate — share of searches ending in a sale
**Avg price**
**Okay****$10.69**
avg listing price — sweet spot $15–$100
**Brand share**
**Okay****90%**
top-5 brand share — brands hold most of the demand
**Market size**
**Bad****$61K**
$61K/yr · 70K searches
**Price range**
**Bad****$4.95–$15.93**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Competition**
**Bad****97%**
top-5 click share — a locked-up shelf
**Growth**
**Bad****-58.7%**
90-day search growth — must beat 0% to launch
**Signals**[** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500") [** Quality Gap**](https://flapen.com/research/niches?market=us&signal=quality_gap "Avg rating < 4.0")
According to Flapen's Amazon United States niche tracking, good king henry seeds is a $61K/yr Amazon United States market (70K searches/yr). The top 5 brands hold 90% of demand. Verdict: Skip it — 40/100.
Data updated Jul 15, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **good king henry seeds market data**
- **Units sold / yr**
- **4K–5K**
- avg 750–1,000/product
- **Revenue / yr**
- **$43K–$53K**
- units × avg price
- **Conversion rate**
- **8.1%**
- **Avg BSR**
- **#3,167**
- **Page quality**
- **0%**
- **Prime**
- **33%**
- **Sponsored**
- **17%**
- **Out of stock**
- **1.3%**
- **Avg brand age**
- **63 months**
- **Avg seller age**
- **176 days**
## **Competition & brand share**
The top 5 products capture 97% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**4 **▼falling
**Sellers**
**4**
**Top-5 brand share**
**90%**
Top 20: 90%
**Top-5 click share**
**97%**
Top 20: 100%
**Open market**
**0%**
- Palm Beach Medicinal Herbs67% - Generic15% - --10% - Frozen Seed Capsules4% - SURVIVAL GARDEN SEEDS3%
## **Demand**
Weekly Amazon search volume, last 28 weeks — -58.7% search growth over the last 90 days.
15K10KSpike '26Jan '26Feb '26Mar '26Mar '26Apr '26May '26Jun '26
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/good-king-henry-seeds/trend)
## **Top good king henry seeds search terms**
- **good king henry seeds**41K/yr-61.3%7.9% conv. - **good king henry seeds for planting**17K/yr-58.4%8.4% conv. - **good king henry**6K/yr-59.4%7.3% conv. - **good king henry plants**3K/yr-35.7%5.6% conv. - **good king henry plant**3K/yr-50.0%3.6% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/good-king-henry-seeds/search-terms)
## **Top good king henry seeds 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%20%$12K40%$24K60%$36K80%$49K1101001K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 6 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Palm Beach Medicinal Herbs - Good King Henry Seeds for Planting Rare Perennial Edible Herb Chenopodium Bonus-Henricus Grow Indoors or Outdoors - 30 Seeds Pack**Palm Beach Medicinal Herbs**$10.83**3.9★160 rev](https://www.amazon.com/dp/B07CRSDH11) [2**40 GOOD KING HENRY SEEDS Chenopodium bonus-henricus-Culinary/Medicinal Perennial**--**$8.49**5.0★1 rev](https://www.amazon.com/dp/B018SRVIB6) [3**Good King Henry Plant Seeds Perennial Leafy Vegetable Hardy USDA Zones 4-9 100 Count**Generic**$8.96**3.3★3 rev](https://www.amazon.com/dp/B0GRNWHMPC) [4**New Fresh 90pcs King Henry Plant Seeds Generic**Generic**$14.97**3.9★30 rev](https://www.amazon.com/dp/B0FRX4L7QD) [5**Frozen Seed Capsules - Good King Henry (Chenopodium Bonus-henricus) - Grow Now or Store for Future Planting - Capsule of 30 Seeds**Frozen Seed Capsules**$15.93**3.6★17 rev](https://www.amazon.com/dp/B073QH8J9D)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**Good King Henry Plant Seeds Perennial Leafy Vegetable Hardy USDA Zones 4-9 100 Count**Generic**$8.96**3 rev4mo ago](https://www.amazon.com/dp/B0GRNWHMPC) [**New Fresh 90pcs King Henry Plant Seeds Generic**Generic**$14.97**30 rev2y ago](https://www.amazon.com/dp/B0FRX4L7QD) [**Lovage Seeds for Planting - Levisticum Officinale - Perennial Herb and Vegetable with Celery Flavor- Survival Garden Seeds (1 Pack)**SURVIVAL GARDEN SEEDS**$4.95**163 rev4y ago](https://www.amazon.com/dp/B09BPV8M4C) [**Palm Beach Medicinal Herbs - Good King Henry Seeds for Planting Rare Perennial Edible Herb Chenopodium Bonus-Henricus Grow Indoors or Outdoors - 30 Seeds Pack**Palm Beach Medicinal Herbs**$10.83**160 rev8y ago](https://www.amazon.com/dp/B07CRSDH11) [**Frozen Seed Capsules - Good King Henry (Chenopodium Bonus-henricus) - Grow Now or Store for Future Planting - Capsule of 30 Seeds**Frozen Seed Capsules**$15.93**17 rev9y ago](https://www.amazon.com/dp/B073QH8J9D)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**40 GOOD KING HENRY SEEDS Chenopodium bonus-henricus-Culinary/Medicinal Perennial**--**$8.49**5.0★**▲ 483%**](https://www.amazon.com/dp/B018SRVIB6) [**Good King Henry Plant Seeds Perennial Leafy Vegetable Hardy USDA Zones 4-9 100 Count**Generic**$8.96**3.3★**▲ 314%**](https://www.amazon.com/dp/B0GRNWHMPC) [**Palm Beach Medicinal Herbs - Good King Henry Seeds for Planting Rare Perennial Edible Herb Chenopodium Bonus-Henricus Grow Indoors or Outdoors - 30 Seeds Pack**Palm Beach Medicinal Herbs**$10.83**3.9★**▲ 13%**](https://www.amazon.com/dp/B07CRSDH11) [**Lovage Seeds for Planting - Levisticum Officinale - Perennial Herb and Vegetable with Celery Flavor- Survival Garden Seeds (1 Pack)**SURVIVAL GARDEN SEEDS**$4.95**4.1★**▼ 38%**](https://www.amazon.com/dp/B09BPV8M4C) [**New Fresh 90pcs King Henry Plant Seeds Generic**Generic**$14.97**3.9★**▼ 59%**](https://www.amazon.com/dp/B0FRX4L7QD)
**~~View all trending →~~**
## **What buyers say about good king henry seeds**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Plant Growth**68%
*“Viable seeds”*
**Value For Money**10%
*“Worth it”*
**Quality-Overall**10%
*“Great product”*
### **What buyers complain about **
**Plant Growth**56%
*“Didnt sprout”*
**Value For Money**15%
*“they werent cheap seeds”*
**Advertised Vs Actual Product**11%
*“Just doesn't look like the picture from the seller”*
**Strength**6%
*“Somewhat underwelmed”*
**Contamination**2%
*“It looks more like dust in the packet”*
**Size-Overall**2%
*“I mean they're really small”*
**Durability**2%
*“all died shortly after germinating”*
**Hard Feel**2%
*“These are very hard to start”*
### **Top return reasons **
**Plant Growth**50%
**Functionality-Overall**21%
**Defective Material/Parts**14%
**Advertised Vs Actual Product**14%
## **Common questions**
- **Is good king henry seeds profitable to sell on Amazon United States?**
- The niche generates $61K/yr across 6 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is -58.7%. Flapen's verdict: Skip it (40/100).
- **How competitive is the good king henry seeds niche?**
- 4 brands and 4 sellers compete. The top 5 products take 97% of clicks and top 5 brands hold 90% of demand.
- **What do buyers complain about in good king henry seeds?**
- Top complaints mined from reviews: Plant Growth, Value For Money, Advertised Vs Actual Product. The return rate is 0.1%.
- **What does it cost to enter the good king henry seeds niche?**
- Listings span $4.95–$15.93; the average listing price is $10.69 (sweet spot $15–$100). The average incumbent carries 62 reviews — the moat a new listing must climb.
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