Kelp Meal
MaybeAn estimated 0.3% of orders come back. But demand is soft, at -20.4% this quarter, so Kelp Meal is a Maybe.
- Flapen Score
- 50 / 100Ranks 6,126 of 8,839 Patio, Lawn & Garden niches · −6 vs the category median of 5650
- Market size
- $292K/yr120K searches / yr
- 90-day growth
- -20.4%search demand this quarter
- Competition
- 63%top-5 click share · 16 brands · 44 sellers
Flapen Score
Kelp Meal against its category
The dotted line is the Patio, Lawn & Garden average. Past it, Kelp Meal is stronger. Inside it, weaker.
Market
The Kelp Meal market on Amazon at a glance
Shoppers on Amazon United States searched for Kelp Meal 120K times last year and spent an estimated $292K. The top 5 brands take 75% of clicks. Demand peaks in Feb–Mar–Apr–May. Flapen scores it 50 out of 100, a Maybe.
01 · Demand
An estimated 7.0% of those searches ended in a purchase.
Shoppers searched for this 120K times in the last 12 months. That counts every search on Amazon United States for this niche's terms. An estimated 7.0% of those searches ended in a purchase. Searches in the last 90 days moved -20.4% against the 90 days before. Searches, conversion and average price together put the market at an estimated $292K a year.
- Searches, last 12 months
- 120K
- Growth, 90 days vs prior 90
- -20.4%
- Conversion, latest week
- 7.0%
- Market size, estimated
- $292Ka year
- Peak month
- March3.6× the quietest month
- Top search term
- kelp meal87K searches a year
02 · Price
A sale here is worth $34.89.
Listings sell for $34.89 on average, from $11.71 to $152.38. Amazon reports units sold in ranges. This niche sold 8K to 10K a year. The average listing sells 250 to 500 of them. At $34.89 that is $9K to $17K a year per listing.
- Average price
- $34.89inside the $15 to $100 sweet spot
- Price range
- $11.71–$152.38
- Amazon United States median price
- $24.38across 115,062 niches
- Units sold a year
- 8K–10K
- Units per listing a year
- 250–500
- Revenue per listing a year
- $9K–$17K
- Returns
- 0.3%of orders · Amazon United States median 2.1%
03 · Entry bar
The bar here is low.
76% of listings pay for placement with sponsored ads. 76% ship with Prime. On an average day, 0.4% of listings are out of stock. The average listing ranks #1,200 within Soils, Mulches & Planting Media. It carries 1,175 reviews at 4.70 stars, so a new listing needs social proof before a better product.
- Sponsored listings
- 76%
- Prime listings
- 76%
- Out of stock, average day
- 0.4%
- Average rank
- #1,200in Soils, Mulches & Planting Media
- Average rating
- 4.70 starsAmazon United States average 4.42 stars
- Average reviews
- 1,175per listing
- Listings tracked
- 21
04 · Newcomers
0 of last year's 1 launches cleared the first-year sales bar.
1 products launched here in the last 12 months. 0 of them cleared the first-year sales bar, our mark for a successful launch. The brands on the shelf have sold for 88 months on average, so the names here are established.
- Launched, last 12 months
- 1
- Successful launches
- 0Amazon's first-year sales bar
- Average brand age
- 88 months
Products
Top Kelp Meal products & what they sell for
The products selling here, as shoppers see them on Amazon. Shelf share and sales are our estimates.
Prices and ratings read from Amazon on Jul 15, 2026. The live listing can differ.
Top sellers
by estimated 90-day click share
Down To Earth All Natural Fertilizers Organic Kelp Meal - Plant Food with Seaweed (Ascophyllum nodosum) Potassium and Trace Minerals 1-0.1-2 0.5 lb
- Price
- $11.71
- Rating
- 4.7/5
- Reviews
- 1,052
- Age
- 11y ago

Kelp Bliss (2lbs) - Kelp Meal for Plants - Kelp Meal Organic Fertilizer
- Price
- $18.86
- Rating
- 4.7/5
- Reviews
- 932
- Age
- 8y ago

Down To Earth All Natural Fertilizers Organic Kelp Meal - Plant Food with Seaweed (Ascophyllum nodosum) Potassium and Trace Minerals 1-0.1-2 4 lb
- Price
- $38.07
- Rating
- 4.7/5
- Reviews
- 1,052
- Age
- 3y ago

Organic Sea Kelp Fertilizer for Plants Water-Soluble Makes 50 Gallons Kelp Meal Concentrate Plant Food for Indoor Gardens Hydroponics Vegetables Houseplants - Smart Grower - 2oz Bag
- Price
- $19.56
- Rating
- 4.6/5
- Reviews
- 308
- Age
- 1y ago

Kelp Bliss (10lbs) - Kelp Meal for Plants - Kelp Meal Organic Fertilizer
- Price
- $43.27
- Rating
- 4.7/5
- Reviews
- 932
- Age
- 8y ago
Trending
estimated 90-day click momentum
Whitney Farms Organic Kelp Meal 0.7-0.1-2 - Seaweed Fertilizer for Plants Soil Conditioner for Vegetables Flowers Roses and Shrubs 2 lb.
- Price
- $13.79
- Rating
- 5.0/5
- Reviews
- 4
- Age
- 11mo ago

Micro Ingredients Organic Kelp Powder 2 lb | Whole Plant Sea | Easy to Mix | Long-Lasting Supply for Smoothies Soups & Recipes | Source of Iodine | Non-GMO Vegan
- Price
- $19.49
- Rating
- 4.5/5
- Reviews
- 1,126
- Age
- 9y ago

Bloom City Seaweed and Kelp Fertilizer Liquid Seaweed Supplement for Stronger Roots Faster Growth & Improved Stress Tolerance 8 oz
- Price
- $12.32
- Rating
- 4.6/5
- Reviews
- 5,473
- Age
- 4y ago

Kelp Bliss (10lbs) - Kelp Meal for Plants - Kelp Meal Organic Fertilizer
- Price
- $43.27
- Rating
- 4.7/5
- Reviews
- 932
- Age
- 8y ago

Neptunes Harvest Organic Kelp Meal Plant Food (1-0-2) - 50 lb Resealable Bag - Multi-Purpose Seaweed Fertilizer - Indoor & Outdoor Plant Fertilizer for Lawns Gardens Vegetables & Bulbs
- Price
- $152.38
- Rating
- 4.8/5
- Reviews
- 805
- Age
- 10y ago
Newest
by launch date
Whitney Farms Organic Kelp Meal 0.7-0.1-2 - Seaweed Fertilizer for Plants Soil Conditioner for Vegetables Flowers Roses and Shrubs 2 lb.
- Price
- $13.79
- Rating
- 5.0/5
- Reviews
- 4
- Age
- 11mo ago

Organic Sea Kelp Fertilizer for Plants Water-Soluble Makes 50 Gallons Kelp Meal Concentrate Plant Food for Indoor Gardens Hydroponics Vegetables Houseplants - Smart Grower - 2oz Bag
- Price
- $19.56
- Rating
- 4.6/5
- Reviews
- 308
- Age
- 1y ago

NatureGrow Kelp Meal 6lb 1-0-2 Natural Plant Food Boost Plant Health and Yield!
- Price
- $26.75
- Rating
- 4.6/5
- Reviews
- 117
- Age
- 3y ago

Down To Earth All Natural Fertilizers Organic Kelp Meal - Plant Food with Seaweed (Ascophyllum nodosum) Potassium and Trace Minerals 1-0.1-2 4 lb
- Price
- $38.07
- Rating
- 4.7/5
- Reviews
- 1,052
- Age
- 3y ago

Bloom City Seaweed and Kelp Fertilizer Liquid Seaweed Supplement for Stronger Roots Faster Growth & Improved Stress Tolerance 8 oz
- Price
- $12.32
- Rating
- 4.6/5
- Reviews
- 5,473
- Age
- 4y ago
Competition
Competition: brands, sellers & click share
The top 5 products take an estimated 63% of clicks. Leaders hold, but buyers still shop past them.
Brands
16 rising
Sellers
44
Est. top-5 brand share
75%
Top 20: 100%
Est. top-5 click share
63%
Top 20: 99%
Open market
20%
- Down To Earth All Natural Fertilizers31%
- plantonix24%
- Smart Grower10%
- Espoma6%
- Neptune's Harvest5%
- Whitney Farms5%
Demand
Kelp Meal search demand
Weekly searches over the year, seasonality beneath. Pick a range.
Peak months: Feb, Mar, Apr, May · busiest ÷ quietest = 3.6×
Search terms
Top Kelp Meal search terms shoppers use
The exact words shoppers type, with estimated yearly volume, growth, and conversion.
- kelp meal87K/yr
- kelp meal organic fertilizer19K/yr
- kelp meal fertilizer8K/yr
- kelp meal for plants4K/yr
- down to earth kelp meal2K/yr
Reviews and returns
What reviews say buyers love and hate about Kelp Meal
We read the reviews and the return reasons for every product selling here.
“This is priced way too high”
Every topic
Every topic buyers talk about, one row each.
Red shows the share of negative reviews and green the share of positive reviews, biggest topic first. Open a row to read what they wrote.
21 topics
Keep looking
Related niches
Niches in the same category that score near this one. Research these next.
Best Flapen score
The highest-scoring niches we track right now, across every category.
FAQ
Common Kelp Meal questions
Answered from the same tracked data.
Figures on this page are estimates modeled from public Amazon pages and third-party keyword data. Amazon does not supply them, and no connected seller's data is used. How we handle Amazon data









