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Terrarium

Terrarium shows a sweet-spot price point ($26.41 avg), but weak search conversion (1.0%) keeps it on the watch list.

Flapen Score

50
Worth a look
Market size 35Growth 16Conversion 13Competition 59Returns 87Price range 85Avg price 95Brand share 60Review moat 82Quality gap 47
This niche Category average

Is Terrarium profitable on Amazon?

According to Flapen's Amazon United Kingdom niche tracking, Terrarium is a £173K/yr Amazon United Kingdom market (628K searches/yr). The top 5 brands hold 69% of demand. Demand peaks in Nov–Dec. Verdict: Worth a look — 50/100.

Terrarium: the Amazon niche in one read

Everything a seller checks before entering, in three answers.

Is the demand real?

Worth a look. Search demand moved -18.8% over the last 90 days and 1.0% of searches end in a purchase.

£173K

revenue / yr

Units sold / yr8K
Search volume / yr-18.8%628K
Conversion rate1.0%
Avg price£26.41

Who owns the niche?

The top 5 brands hold 69% of demand, so 31% of the market is open.

31%

open market share

Brands · sellers18 · 36
Top-5 product click share49%
Open market31%
Avg brand age35 months

Is there a way in?

Listing quality. The average product page scores 0/100 on content standards. Incumbents average 4.5★ — the gap to enter on.

0/100

page quality · 34 products

Sponsored placement85%
New entrants (1y)3· 0 succeeded
Avg rating4.5★
Avg reviews350

Top Terrarium products & what they sell for

Every tracked product — its share of the shelf, its review moat, and what it sells for.

Competition: brands, sellers & click share

The top 5 products take 49% of clicks — established leaders, but buyers still shop beyond them.

£0£7K£14K£21K£28K1101001K10K Review Count Sales
Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

Brands

18 falling

Sellers

36

Top-5 brand share

69%

Top 20: 100%

Top-5 click share

49%

Top 20: 85%

Open market

26%

  • PYEF CRAFTS37%
  • Tropical Glass11%
  • Root box8%
  • Generic8%
  • NCYP5%
  • The Art of Succulents5%

Terrarium demand & seasonality

Weekly search volume, with the niche's key stats alongside.

Volume628KCVR1.0%Products34Brands18Top 5 Brands69%OOS Rate7.5%Rating4.5★Reviews350Avg BSR#475
35K25KHoliday '24Spike '25Prime Day '25Holiday '25SepDecMarJunAugNovMarMay

Peak months: Nov, Dec · busiest ÷ quietest = 3.2×

Top Terrarium search terms shoppers use

The exact queries shoppers type, with yearly volume, growth and conversion.

  • terrarium288K/yr
  • terrarium kit136K/yr
  • terrarium jar46K/yr
  • terrariums26K/yr
  • glass terrarium20K/yr
  • terrarium kit with plants25K/yr
  • large terrarium9K/yr
  • plant terrarium12K/yr
  • glass plant terrarium9K/yr
  • glass terrarium for plants6K/yr

What reviews say buyers love and hate about Terrarium

What buyers mention most, as a share of all reviews.

What buyers love

87% of reviews
Quality-Overall25%

Good quality

Value For Money17%

Good value for money

Gifting Purpose10%

Lovely gift for Fathers Day

Instructions/User Manual/Troubleshooting7%

Great value and really clear instructions

Size-Overall6%

Good size

What buyers complain about

73% of reviews
Size-Overall27%

Not fit for purpose

Advertised Vs Actual Product15%

Picture deceiving

Value For Money11%

Not very good for the price

Durability4%

Not durable

Water Resistance3%

Due to these not being waterproof

Terrarium return rate & reasons

Why buyers send it back, as a share of all return requests.

1.4%

Return rate

74%

Fixable by listing

The "fixable" share counts expectation-mismatch reasons — size, look, advertised-vs-actual — that better copy and images address.

1Size-Overall
61%
2Defective Material/Parts
9%
3Advertised Vs Actual Product
6%
4Compatibility-Overall
3%
5Leak-Proof
2%

Common Terrarium questions

The questions sellers ask about this niche, answered from the tracked metrics.

Flapen scores Terrarium 50/100 on Amazon United Kingdom — Worth a look. The niche generates £173K/yr across 34 tracked products. 0 of 3 products launched in the last 360 days are still selling. Search demand moved -18.8% over the last 90 days.
Search demand for Terrarium on Amazon United Kingdom peaks in Nov–Dec, where the busiest month runs 3.2× the quietest.