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56

compo grow

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 28Growth 78Conversion 96Competition 55Returns 99Price range 63Avg price 49Brand share 7Review moat 64Quality gap 32

Returns

Incredible0.2%

return rate — above 5% kills the launch gate

Conversion

Incredible13.0%

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

Growth

Great+67.5%

90-day search growth — must beat 0% to launch

Review moat

Good937.82

avg incumbent reviews — the moat a new listing must climb

Price range

Good€4.10–€33.81

cheapest to priciest tracked listing — scored on the share inside $15–$100

Competition

Good52%

top-5 click share — leaders hold, buyers still browse

Avg price

Okay€11.91

avg listing price — sweet spot $15–$100

Quality gap

Okay4.6★

avg incumbent rating — lower means beatable quality

Market size

Okay€121K

€121K/yr · 78K searches

Brand share

Bad97%

top-5 brand share — brand-locked demand

According to Flapen's Amazon Germany niche tracking, compo grow is a €121K/yr Amazon Germany market (78K searches/yr). The top 5 brands hold 97% of demand. Demand peaks in Jul–Aug–Sep. Verdict: Worth a look — 56/100.

Data updated Jul 13, 2026 · scored weekly · How we score niches

compo grow market data

Units sold / yr
8K–10K
avg 250–500/product
Revenue / yr
€95K–€119K
units × avg price
Conversion rate
13.0%
Avg BSR
#102
Page quality
0%
Prime
68%
Sponsored
59%
Out of stock
0.6%
Avg brand age
68 months
Avg seller age
184 days

Competition & brand share

The top 5 products take 52% of clicks — established leaders, but buyers still shop beyond them.

Brands

6 falling

Sellers

58

Top-5 brand share

97%

Top 20: 100%

Top-5 click share

52%

Top 20: 97%

Open market

0%

  • Compo47%
  • BioBizz40%
  • Surdefens4%
  • HOMEGROW244%
  • Hydrofarm3%
  • ELITE BBQ3%
  • Open — no brand owns it (0%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — +67.5% search growth over the last 90 days.
6K4KSpike '24Spike '25Spike '26SepDecMarJunAugNovMarMay

Peak months: Jul, Aug, Sep · busiest ÷ quietest = 5.5×

Top compo grow search terms

  • biobizz bloom14K/yr
  • compo grow12K/yr
  • bio bloom8K/yr
  • blüte dünger8K/yr
  • bio bizz bloom6K/yr
  • cannabis blüte dünger6K/yr
  • blüte dünger cannabis6K/yr
  • compo grow organic3K/yr
  • compo grow dünger3K/yr
  • biobizz bloom 1l3K/yr
All search terms

Top compo grow 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%€12K20%€24K30%€36K40%€48K101001K10K Reviews — right = deep review moat Market share (90d) ≈ est. sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 22 tracked products in this niche — three views at once, no toggling.

What buyers say about compo grow

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

What buyers love

Pflanzenwachstum28%

“Super Grow Dünger”

Qualität insgesamt19%

“Top Qualität”

beworben Vs Tatsächliches Produkt18%

“Erfüllt meine Ansprüche”

Geruch9%

“Der Dünger riecht nicht schimnelig oder sonstiges auch habe ich die Flasche sehr gut durchgeschüttelt”

Benutzerfreundlichkeit7%

“Schöne set,einfach Verwendung”

Preis-Leistungs-Verhältnis3%

“Preis Leistung ist super”

Anleitung/Benutzerhandbuch/Fehlerbehebung2%

“Habe noch nie schlechte Erfahrung mit der Marke gemacht empfehlenswert super Anträge wenn man sich an die Anleitung hält”

Geschenk Zweck2%

“Super als Geschenk”

Umweltfreundlichkeit2%

“Super Bio Dünger”

Funktionalität insgesamt1%

“Schaut aus, als würde es funktionieren”

What buyers complain about

Preis-Leistungs-Verhältnis20%

“Gut aber teuer”

beworben Vs Tatsächliches Produkt13%

“Pinpette vom Foto ist nicht dabei”

Haftung/Klebrigkeit7%

“Etwas klebrige Angelegenheit”

Benutzerfreundlichkeit7%

“Die Anwendung ist zwar etwas umständlich”

Pflanzenwachstum7%

“Ca. 1 Woche nach Umtopfen der kleinen Pflanzen kamen die ersten Mangelerscheinungen”

Qualität insgesamt7%

“Mittelmäßig”

Haltbarkeit7%

“Nach kurzer Zeit angefangen zu Schimmeln”

Anleitung/Benutzerhandbuch/Fehlerbehebung7%

“Dosieranleitung fehlt”

Geruch6%

“Hat einen leichten Geruch”

Auslaufsicher3%

“Einziges Manko: die flache kam undicht an was aber auch am Kurier liegen kann daher kein Abzug”

Top return reasons

Auslaufsicher49%
Anleitung/Benutzerhandbuch/Fehlerbehebung9%
beworben Vs Tatsächliches Produkt9%
Geruch5%
Produktzustand5%
Defekt Material/Teile4%
Feucht/Trocken4%
Gesamtgröße3%
Haltbarkeit3%
Benutzerfreundlichkeit3%

Common questions

Is compo grow profitable to sell on Amazon Germany?
The niche generates €121K/yr across 22 tracked products. 0 of 1 products launched in the last 360 days are still selling. 90-day search growth is +67.5%. Flapen's verdict: Worth a look (56/100).
How competitive is the compo grow niche?
6 brands and 58 sellers compete. The top 5 products take 52% of clicks and top 5 brands hold 97% of demand.
What do buyers complain about in compo grow?
Top complaints mined from reviews: Preis-Leistungs-Verhältnis, beworben Vs Tatsächliches Produkt, Haftung/Klebrigkeit. The return rate is 0.2%.
When does demand for compo grow peak?
Demand peaks in Jul–Aug–Sep; the busiest month runs 5.5× the quietest.
What does it cost to enter the compo grow niche?
Listings span €4.10–€33.81; the average listing price is €11.91 (sweet spot $15–$100). The average incumbent carries 938 reviews — the moat a new listing must climb.