---
title: "Dianthus Seeds — $15K/yr Amazon US Niche (2026) - Flapen"
canonical_url: "https://flapen.com/research/us/patio-lawn-garden/dianthus-seeds"
last_updated: "2026-08-10T23:48:39.315Z"
locale: en
meta:
description: "Niche score 56/100 · $15K/yr market · 22K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:description": "Niche score 56/100 · $15K/yr market · 22K searches/yr. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
"og:title": "Dianthus Seeds — $15K/yr Amazon US Niche (2026) - Flapen"
---
# **dianthus seeds**
**Worth a look**
Shows low returns (0.2%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.
Market size 4Growth 96Conversion 81Competition 20Returns 99Price range 30Avg price 23Brand share 35Review moat 78Quality gap 95
**Returns**
**Incredible****0.2%**
return rate — above 5% kills the launch gate
**Growth**
**Incredible****+139.8%**
90-day search growth — must beat 0% to launch
**Quality gap**
**Incredible****4.0★**
avg incumbent rating — lower means beatable quality
**Conversion**
**Great****8.4%**
search→purchase rate — share of searches ending in a sale
**Review moat**
**Great****432.67**
avg incumbent reviews — the moat a new listing must climb
**Brand share**
**Okay****84%**
top-5 brand share — brands hold most of the demand
**Price range**
**Okay****$4.25–$19.68**
cheapest to priciest tracked listing — scored on the share inside $15–$100
**Avg price**
**Bad****$8.26**
avg listing price — sweet spot $15–$100
**Competition**
**Bad****76%**
top-5 click share — a locked-up shelf
**Market size**
**Bad****$15K**
$15K/yr · 22K searches
**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** 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, dianthus seeds is a $15K/yr Amazon United States market (22K searches/yr). The top 5 brands hold 84% of demand. Demand peaks in Mar–Apr–May–Jun. Verdict: Worth a look — 56/100.
Data updated Jul 14, 2026 · scored weekly · [~~How we score niches ~~](https://flapen.com/research/methodology)
## **dianthus seeds market data**
- **Units sold / yr**
- **3K–3K**
- avg 100–250/product
- **Revenue / yr**
- **$21K–$25K**
- units × avg price
- **Conversion rate**
- **8.4%**
- **Avg BSR**
- **#1,826**
- **Page quality**
- **0%**
- **Prime**
- **100%**
- **Sponsored**
- **92%**
- **Out of stock**
- **3.9%**
- **Avg brand age**
- **59 months**
- **Avg seller age**
- **179 days**
## **Competition & brand share**
The top 5 products capture 76% of clicks — a locked-up shelf that new listings rarely crack.
**Brands**
**9 **—flat
**Sellers**
**10**
**Top-5 brand share**
**84%**
Top 20: 100%
**Top-5 click share**
**76%**
Top 20: 100%
**Open market**
**9%**
- Sow Right Seeds28% - KVITER21% - SWEET YARDS18% - Seed Needs11% - Outsidepride7% - Wivolibe7% - Open — no brand owns it (3 brands, 9%)
## **Demand & seasonality**
Weekly Amazon search volume, last 104 weeks — +139.8% search growth over the last 90 days.
3K2KSpike '25Spike '26 seasonSepDecMarJunAugNovMarMay
Peak months: Mar, Apr, May, Jun · busiest ÷ quietest = 8.9×
[**Open Trend **](https://flapen.com/research/us/patio-lawn-garden/dianthus-seeds/trend)
## **Top dianthus seeds search terms**
- **sweet william seeds**13K/yr+91.5%11.6% conv. - **sweet william seeds perennial**6K/yr+441.3%12.6% conv. - **sweet william**3K/yr+105.8%6.8% conv. [**All search terms **](https://flapen.com/research/us/patio-lawn-garden/dianthus-seeds/search-terms)
## **Top dianthus 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%10%$2K20%$3K30%$5K40%$6K1101001K10K Reviews — right = deep review moatMarket share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)
All 12 tracked products in this niche — three views at once, no toggling.
### **Top sellers**
by 90-day click share
[1**Sow Right Seeds - Sweet William Mix Flower Seeds for Planting - Beautiful and Edible Biennal Variety - Non-GMO Heirloom Packet to Plant Home Flower Garden - Fragrant Blooms to Attract Pollinators (1)**Sow Right Seeds**$4.95**4.3★335 rev](https://www.amazon.com/dp/B0D2JGGVPK) [2**KVITER 5000 Mix Sweet William Seeds for Planting (Dianthus barbatus) Heirloom Seed Clove-Scented Blooms Drought Tolerant Perennial Flower Seeds to Plant Outside & Inside**KVITER**$8.84**4.0★2,668 rev](https://www.amazon.com/dp/B0FYHY9947) [3**Sweet William Seeds Mixed Pink Colors Extra Large 1oz Packet Over 30 000 Open Pollinated Non-GMO Flower Seeds Dianthus barbatus**SWEET YARDS**$10.08**4.3★486 rev](https://www.amazon.com/dp/B07N32GFR1) [4**Seed Needs Sweet William Seeds to Plant Mixed Dianthus Flowers XL Pack**Seed Needs**$8.02**4.4★37 rev](https://www.amazon.com/dp/B0FLF9RXNT) [5**Outsidepride Sweet William Dianthus Seeds - 5000 Pcs. Perennial Winter Hardy Wildflower Seeds w/Fragrant & Vibrant Blooms Ideal for Pollinator Gardens Cut Flowers & Colorful Landscaping**Outsidepride**$7.47**4.2★860 rev](https://www.amazon.com/dp/B006HI5DHY)
**~~View all top sellers →~~**
### **Newest**
by launch date
[**5000 Sweet William Seeds for Planting Mixed Colors Dianthus Barbatus Flower Seeds Fragrant Perennial Blooms for Home Garden and Ground Cover**BuggyBeds**$6.75**5 rev7mo ago](https://www.amazon.com/dp/B0G4WBJFV8) [**Mixrug Mix Sweet William Dianthus Seeds for Planting 5000+pcs Rare Perennial Creeping Dianthus barbatus Flower Seeds Non-GMO Heirloom Rare Plants Open Pollinated Beauty Home Garden for Outdoors**Mixrug**$5.81**4 rev7mo ago](https://www.amazon.com/dp/B0G4QQXLW6) [**KVITER 5000 Mix Sweet William Seeds for Planting (Dianthus barbatus) Heirloom Seed Clove-Scented Blooms Drought Tolerant Perennial Flower Seeds to Plant Outside & Inside**KVITER**$8.84**2,668 rev8mo ago](https://www.amazon.com/dp/B0FYHY9947) [**Mixrug 5000+ Sweet William Seeds Perennial for Planting-Dianthus Seeds Sweetness Flower Non-GMO Heirloom for Outdoor Garden Hardy to USDA Zones 3-9**Mixrug**$7.53**18 rev8mo ago](https://www.amazon.com/dp/B0FX4RYVT9) [**Seed Needs Sweet William Seeds to Plant Mixed Dianthus Flowers XL Pack**Seed Needs**$8.02**37 rev11mo ago](https://www.amazon.com/dp/B0FLF9RXNT)
**~~View all new products →~~**
### **Trending**
90-day click momentum
[**Seed Needs Sweet William Seeds to Plant Mixed Dianthus Flowers XL Pack**Seed Needs**$8.02**4.4★**▲ 60%**](https://www.amazon.com/dp/B0FLF9RXNT) [**5000 Sweet William Seeds for Planting Mixed Colors Dianthus Barbatus Flower Seeds Fragrant Perennial Blooms for Home Garden and Ground Cover**BuggyBeds**$6.75**3.4★**▲ 47%**](https://www.amazon.com/dp/B0G4WBJFV8) [**Sweet William Seeds Mixed Pink Colors Extra Large Packet Over 120 000 Open Pollinated Non-GMO Flower Seeds Dianthus barbatus**SWEET YARDS**$19.68**4.3★**▲ 42%**](https://www.amazon.com/dp/B07N31Y929) [**Sweet William Seeds for Planting - 5000+ Mix Dianthus Barbatus Seeds Sweet William Flower Seed Open Pollinated Non-GMO Flower Seeds**Wivolibe**$6.04**3.8★**▲ 18%**](https://www.amazon.com/dp/B0CQ7TLGZB) [**Mixrug Mix Sweet William Dianthus Seeds for Planting 5000+pcs Rare Perennial Creeping Dianthus barbatus Flower Seeds Non-GMO Heirloom Rare Plants Open Pollinated Beauty Home Garden for Outdoors**Mixrug**$5.81**3.0★**▲ 14%**](https://www.amazon.com/dp/B0G4QQXLW6)
**~~View all trending →~~**
## **What buyers say about dianthus seeds**
What buyers praise and complain about, mined from review topics.
### **What buyers love **
**Plant Growth**47%
*“got pretty healthy looking plants”*
**Value For Money**11%
*“Great price”*
**Color**10%
*“Gorgeous colors”*
**Quality-Overall**8%
*“The good news”*
**Ease Of Use**5%
*“Easy to Grow”*
**Advertised Vs Actual Product**4%
*“I received what I ordered”*
**Strength**3%
*“the seedlings are hardy”*
**Correct Contents**2%
*“This small packet has a generous number of seeds in it”*
**Size-Overall**2%
*“appeared to be a good size”*
**Sun Shade/Wind Shield**1%
*“I'm excited for the weather to warm up so I can plant them”*
### **What buyers complain about **
**Plant Growth**41%
*“Wasn't able to get any seeds to sprout”*
**Smell**10%
*“No fragrance”*
**Contamination**6%
*“then the seed packet may have been mislabeled or contaminated”*
**Size-Overall**6%
*“They're tiny”*
**Defective Material/Parts**5%
*“2 items are missing”*
**Instructions/User Manual/Troubleshooting**5%
*“No brand name or instructions”*
**Value For Money**2%
*“That said, it's a little higher priced than I usually like for flower seeds”*
**Durability**2%
*“what did sprout quickly died”*
**Advertised Vs Actual Product**2%
*“the plants do not resemble the advertised variety”*
**Color**1%
*“I have no idea how much variation in color they will have”*
### **Top return reasons **
**Plant Growth**32%
**Advertised Vs Actual Product**19%
**Size-Overall**13%
**Defective Material/Parts**13%
**Value For Money**10%
**Functionality-Overall**6%
**Product Condition**3%
**Leak-Proof**3%
## **Common questions**
- **Is dianthus seeds profitable to sell on Amazon United States?**
- The niche generates $15K/yr across 12 tracked products. 1 of 5 products launched in the last 360 days are still selling. 90-day search growth is +139.8%. Flapen's verdict: Worth a look (56/100).
- **How competitive is the dianthus seeds niche?**
- 9 brands and 10 sellers compete. The top 5 products take 76% of clicks and top 5 brands hold 84% of demand.
- **What do buyers complain about in dianthus seeds?**
- Top complaints mined from reviews: Plant Growth, Smell, Contamination. The return rate is 0.2%.
- **When does demand for dianthus seeds peak?**
- Demand peaks in Mar–Apr–May–Jun; the busiest month runs 8.9× the quietest.
- **What does it cost to enter the dianthus seeds niche?**
- Listings span $4.25–$19.68; the average listing price is $8.26 (sweet spot $15–$100). The average incumbent carries 433 reviews — the moat a new listing must climb.
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