organic liquid fertilizer
Launch itA $998K/yr market growing +115.0% this quarter with returns at 0.3% — clears our launch bar.
Returns
Incredible0.3%return rate — above 5% kills the launch gate
Growth
Incredible+115.0%90-day search growth — must beat 0% to launch
Avg price
Incredible$24.37avg listing price — sweet spot $15–$100
Conversion
Great11.6%search→purchase rate — share of searches ending in a sale
Price range
Great$5.52–$53.46cheapest to priciest tracked listing — scored on the share inside $15–$100
Market size
Great$998K$998K/yr · 353K searches
Competition
Great40%top-5 click share — an open shelf
Review moat
Okay3,937.61avg incumbent reviews — the moat a new listing must climb
Quality gap
Bad4.6★avg incumbent rating — lower means beatable quality
Brand share
Bad93%top-5 brand share — brand-locked demand
According to Flapen's Amazon United States niche tracking, organic liquid fertilizer is a $998K/yr Amazon United States market (353K searches/yr). The top 5 brands hold 93% of demand. Demand peaks in Mar–Apr–May–Jun–Jul. Verdict: Launch it — 70/100.
Data updated Jul 15, 2026 · scored weekly · How we score niches
organic liquid fertilizer market data
- Units sold / yr
- 30K–40K
- avg 750–1,000/product
- Revenue / yr
- $731K–$975K
- units × avg price
- Conversion rate
- 11.6%
- Avg BSR
- #194
- Page quality
- 0%
- Prime
- 100%
- Sponsored
- 97%
- Out of stock
- 1.6%
- Avg brand age
- 80 months
- Avg seller age
- 143 days
Competition & brand share
Clicks spread well past the top 5 (40% combined) — an open shelf where new products get seen.Brands
11 falling
Sellers
135
Top-5 brand share
93%
Top 20: 100%
Top-5 click share
40%
Top 20: 82%
Open market
5%
- Neptune's Harvest47%
- FoxFarm20%
- Miracle-Gro18%
- Farmer's Secret5%
- True Organic4%
- GS Plant Foods2%
- Open — no brand owns it (5 brands, 5%)
Demand & seasonality
Weekly Amazon search volume, last 103 weeks — +115.0% search growth over the last 90 days.Peak months: Mar, Apr, May, Jun, Jul · busiest ÷ quietest = 7.3×
Top organic liquid fertilizer search terms
- neptunes harvest51K/yr
- neptunes harvest fish and seaweed fertilizer36K/yr
- liquid fertilizer for vegetable garden32K/yr
- organic liquid fertilizer37K/yr
- fox farm grow big30K/yr
- neptune harvest fertilizer20K/yr
- miracle grow liquid plant food17K/yr
- neptunes harvest tomato and veg fertilizer9K/yr
- grow big fox farm19K/yr
- organic liquid fertilizer for vegetables9K/yr
Top organic liquid fertilizer 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.
All 24 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Neptunes Harvest Fish & Seaweed Liquid Fertilizer (2-3-1) - 36oz Bottle - Plant Food for Garden - Indoor & Outdoor Organic Plant Fertilizer for Vegetables Flowers Fruit Trees & Lawns
Neptune's Harvest$24.104.7★7,144 rev
FoxFarm Grow Big Liquid Plant Food - 6-4-4 House Plant Fertilizer for Lush Vegetative Growth Fast Nutrient Uptake for Roses Tomatoes & Veggies - Quart Size Concentrate
FoxFarm$29.934.8★7,702 rev
Neptunes Harvest Organic Tomato & Vegetable Plant Fertilizer (2-4-2) - Liquid Plant Food w/Fresh Fish Seaweed Molasses Yucca Extract & Humic Acids - for Vegetable Garden (Quart (Single))
Neptune's Harvest$26.364.7★3,329 rev
FoxFarm Grow Big Liquid Plant Food - 6-4-4 House Plant Fertilizer for Lush Vegetative Growth Fast Nutrient Uptake for Roses Tomatoes & Veggies - Pint Size Concentrate
FoxFarm$19.044.8★7,702 rev
Neptunes Harvest Fish & Seaweed Liquid Fertilizer (2-3-1) - 18oz Pint - Plant Food for Garden - Indoor & Outdoor Organic Plant Fertilizer for Vegetables Flowers Fruit Trees & Lawns
Neptune's Harvest$17.994.7★7,144 rev
Newest
by launch date
Miracle-Gro Organic Plant Food 32 fl. oz.
Miracle-Gro$7.44549 rev
Organic All-Purpose Liquid Plant Food - Liquid Fertilizer Alternative for Vegetable and Herb Gardens & Flower Beds | Infused with Broad Spectrum of Soil Enriching Microbes (32oz Makes 32 Gallons)
FOOP$23.14424 rev
Farmers Secret Fruit & Bloom Booster Fertilizer - Super Concentrated - Boosts Flowering and Yield on All Varieties of Fruits Vegetables and Flowers (32oz)
Farmer's Secret$29.803,186 rev
Farmers Secret Fruit & Bloom Booster Fertilizer - Super Concentrated - Boosts Flowering and Yield on All Varieties of Fruits Vegetables and Flowers (16oz)
Farmer's Secret$20.393,186 rev
Neptunes Harvest Organic Tomato & Vegetable Plant Fertilizer (2-4-2) - Liquid Plant Food w/Fresh Fish Seaweed Molasses Yucca Extract & Humic Acids - for Vegetable Garden (Pint)
Neptune's Harvest$18.333,329 rev
Trending
90-day click momentum
Miracle-Gro Liquid All Purpose Plant Food Concentrate 32 oz.
Miracle-Gro$7.984.5★
Farmers Secret Fruit & Bloom Booster Fertilizer - Super Concentrated - Boosts Flowering and Yield on All Varieties of Fruits Vegetables and Flowers (16oz)
Farmer's Secret$20.394.6★
Neptunes Harvest Organic Crab & Lobster Shell Multi-Purpose Plant Food (5-3-0) - 4 LB Resealable Bag - Rich in Nutrients Soil Fertilizer - Plant Food for Lawns Gardens and Vegetables
Neptune's Harvest$23.454.8★
Miracle-Gro LiquaFeed All Purpose Plant Food Advance Starter Kit
Miracle-Gro$17.624.5★
Miracle-Gro LiquaFeed Tomato Fruits and Vegetables Plant Food for In-Ground and Container Plants 16 oz. 2-Pack
Miracle-Gro$12.164.7★
What buyers say about organic liquid fertilizer
What buyers praise and complain about, mined from review topics.What buyers love
“Helps plants grow”
“Easy to Use”
“Great and consistent product”
“Good price”
“exactly as advertised”
“Smells very natural”
“You add this to any plant and it will really grow your plants healthy and strong”
“And helps my any color”
“Easy instructions”
“The size is perfect”
What buyers complain about
“Horrible smell”
“Arrived leaking”
“I have not noticed any new growth”
“little pricey”
“they were impossible to fit”
“It fell apart too many times”
“this product ad is deceptive”
“Can burn plants if not diluted enough, be cautious, more is not better”
“Garbage”
“Hard as a Rock”
Top return reasons
Common questions
- Is organic liquid fertilizer profitable to sell on Amazon United States?
- The niche generates $998K/yr across 38 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +115.0%. Flapen's verdict: Launch it (70/100).
- How competitive is the organic liquid fertilizer niche?
- 11 brands and 135 sellers compete. The top 5 products take 40% of clicks and top 5 brands hold 93% of demand.
- What do buyers complain about in organic liquid fertilizer?
- Top complaints mined from reviews: Smell, Leak-Proof, Plant Growth. The return rate is 0.3%.
- When does demand for organic liquid fertilizer peak?
- Demand peaks in Mar–Apr–May–Jun–Jul; the busiest month runs 7.3× the quietest.
- What does it cost to enter the organic liquid fertilizer niche?
- Listings span $5.52–$53.46; the average listing price is $24.37 (sweet spot $15–$100). The average incumbent carries 3,938 reviews — the moat a new listing must climb.