Natural Waterscapes
Verified Customer Reviews
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Granular Bentonite Clay for Pond Sealing - 45 pounds — Customer Reviews

4.6 / 5 · 38 verified customer reviews
★★★★★

More of a Pre-review

David M. · June 27, 2026Verified Buyer

It's too early to tell if the Bentonite clay I purchased here does the trick. My research tells me it should, if applied properly. I'm waiting for the right weather conditions to proceed any further with my pond repair. This review is based on my assessment of the following properties: quality (yup, it's definitely top quality Bentonite clay), availability (yup they had it), price (price is reasonable for what you're getting), and overall standing of the company. (good website, good testaments from other buyers, quick delivery). What's not to like?

★★★☆☆

I haven't used the product,

Harold K. · May 14, 2026Verified Buyer

I haven't used the product, the sales person told me the hole needed to be dry then packed with the product, and it has been raining every other day it seems keeping the water level up. Maybe by mid summer will be dry enough. So I cannot give it any more stars until I really know how and if it works.

★★★★★

prompt shipping

Glen M. · April 9, 2026Verified Buyer

I ordered two 45 lb bags to use during repair of a standpipe in a pond. I mixed the bentonite with clay and backfilled around the work area. The bentonite was packaged well and easy to mix into the local clay.

★★★★★

heaven sent

Sandra H. · October 22, 2025Verified Buyer

incredible product. impeccable timing.

★★★★★

The product works

Dorothy V. · October 2, 2025Verified Buyer

We had a leaky pond and this product successfully sealed the leaks.

★★★★★

Good stuff

Alfred S. · May 21, 2025Verified Buyer

It helped plug a hole in my dam

★★★★★

great customer service. ,

Steve B. · March 31, 2025Verified Buyer

great customer service. ,

★★★★★

I put the bentonite in

Cindy D. · March 17, 2025Verified Buyer

I put the bentonite in a ditch in front of my basement. I had issues with water leaking into my basement After using bentonite I have no had any water leaking in the basement.

★★★★★

Will see if it works.

Steven F. · June 18, 2024Verified Buyer

Will see if it works. Received in a timely manner.

★★★★★

Work great

Richard K. · June 9, 2024Verified Buyer

Work great

★★★★★

Great service!

Justin T. · November 12, 2023Verified Buyer

Great service!

★★★★★

Sodium bentonite

Allen M. · September 7, 2023Verified Buyer

Ordered bag of sodium bentonite, good price, shipped promptly, good product.

★★★★★

Great Product!

Randy G. · July 8, 2023Verified Buyer

his product works very well.!I had a small leak in my pond . I was pretty sure where it was leaking at . I perched some of the bentonite clay. After my pond went dry I ran a skid steer it removed some of the soot where the leak was and added some clay and a couple of 45lb of bentonite clay. Since then we got some good rain. It has been a month since and still holding. I think that this product played a big role in selling my leak. A+ product!

★★★★★

After locating the leak(s) I

Doug W. · June 22, 2023Verified Buyer

After locating the leak(s) I distributed several handfuls of Bentonite in the area and raked it in. After it expanded the leak has stopped. I will caution users that a handful or two goes a long way.

★★★★★

Leaking pond

William M. · May 21, 2023Verified Buyer

Put Bentonite in pond with the pond full ,we were losing 4 inches per day now it is down to 1/2 an inch .

★★★★★

Used to seal a small

Pat F. · May 3, 2023Verified Buyer

Used to seal a small irrigation dam. Works good

★★★★★

Betanite works great

Gary D. · April 18, 2023Verified Buyer

Betanite works great

★★★★★

Very Efficient

Jennett S. · December 1, 2022Verified Buyer

You guys were fast and efficient. I ordered the bentonite on Thursday and a majority of it arrived on Sunday! Thank you for the prompt delivery.

★☆☆☆☆

Didn’t work

Jeff G. · September 21, 2022Verified Buyer

Pond was drained. I had a very good idea of where the leaks were. I mixed the granules with the soul from the pond as recommended and packed it on the bank filling all of the holes with clay. Still leaking.

★★★★★

Cool stuff

Donna V. · September 4, 2022Verified Buyer

Effective and natural way to create something wonderful

★★★★★

Works great

Steven B. · July 12, 2022Verified Buyer

Works as intended. Would buy more if needed.

★★★★★

Reliable

Karin H. · July 4, 2022Verified Buyer

Reliable

★★★★☆

Thanks for the extra bag.

Francis V. · July 2, 2022Verified Buyer

The sodium bentonite clay did seal my problem and it did require the full 45lb. bag. The thing is the water found another way out. This winter or spring, I will be able to completely seal it. Thanks, again.

★★★★★

hope this works as good

Don W. · July 1, 2022Verified Buyer

hope this works as good as the first one did. will use again if needed. stoped leak for over 2 years.

★★★★★

Awesome Fish, fast. Thank you!

Cassandra P. · June 12, 2022Verified Buyer

Awesome Fish, fast. Thank you!

★☆☆☆☆

Did not work

Rick H. · June 9, 2022Verified Buyer

Did not work

★★★★★

It stopped our pond leak!

Keena W. · June 5, 2022Verified Buyer

We had been losing water out of our 1/3 acre pond but we couldn’t drain it to mix bentonite in with the soil because it’s stocked. We bought five 45-lb bags and spread it generously along 3/4 of the banks and throughout the water. It immediately made a difference. It’s been sunny and hot since we applied it and our pond has maintained its level. It was worth every penny!

★★★★☆

I had no Idea it

Kelley C. · May 25, 2022Verified Buyer

I had no Idea it was being shipped from Philly

★☆☆☆☆

Haven't used it yet

Donald S. · May 17, 2022Verified Buyer

Haven't used it yet

★★★★★

as advertised

Robert S. · May 13, 2022Verified Buyer

as advertised

★★★★☆

works well

Steve R. · May 4, 2022Verified Buyer

works well

★★★★★

Product worked great,water leak was

Glen P. · May 1, 2022Verified Buyer

Product worked great,water leak was stopped in a few hours. Worth the price.

★★★★★

Very easy

Kathleen R. · April 13, 2022Verified Buyer

Ordered 5 bags of bentonite and they arrived on time as promised

★★★★★

Quick delivery! Thank you!

Ben E. · March 28, 2022Verified Buyer

Quick delivery! Thank you!

★★★★★

Awesome dam hole plugging

Daniel G. · December 29, 2021Verified Buyer

Your sodium bentonite clay worked awesome! I had a specific area, perhaps started by a muskrat years ago, sucking water and soil right through the dam lowering the pond about a foot so it wouldn't go over our outlet. We dug a trench with an excavator about 10 feet long x 1 foot wide x 4 feet deep. I only used 2/ 45 lbs. bags by mixing it with clay dirt 1/8 parts approximately. Now, just a few days later the overflow is overflowing again without any significant rainfall. I've tried other ways half a dozen times but never did it fill back in so well nor did it last.

★★★★★

My application was opposite to

Allen D. · December 18, 2021Verified Buyer

My application was opposite to most. I needed to keep the water out of a below grade water valve distribution box, which was filling with water, as opposed to keep the water in as in pond sealing. Filled the outside perimeter with Bentonite layered with soil. It took over a week to completely seal, but it did. :)

★★★★★

I have used the clay

Gordon W. · September 5, 2021Verified Buyer

I have used the clay and hope holds :)

★★★★★

Have not received it don’t

Sue E. · April 28, 2021Verified Buyer

Have not received it don’t know