10 Best Turtle Substrates 2026: According to Reviews | Chewy

The 10 Best Turtle Substrates

How we created this turtle substrate list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best turtle substrate.
We scanned thousands of customer reviews and ratings and scored each product based on its performance against each of the key considerations. We then considered how popular a product is with Chewy customers and combined that with its key consideration scores to create the list of the best turtle substrates.

Key turtle substrate considerations

Absorbency

Durability

Non-toxic

Texture

Our Top Picks

1
Pure Water Pebbles Coated Aquarium Gravel, Jet Black, 5-lb bag
Pure Water Pebbles Coated Aquarium Gravel, Jet Black, 5-lb bag
Pure Water Pebbles Coated Aquarium Gravel, Jet Black, 5-lb bag

Pure Water Pebbles Coated Aquarium Gravel, Jet Black, 5-lb bag

Rated 4.2 out of 5 stars
363
$5.49 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

3.9/5
Good

Durability

4.0/5
Great

Non-toxic

4.0/5
Great

Texture

4.0/5
Great

Is this turtle substrate right for my pet?

Material

Stone

Aquarium Type

Pond, Freshwater

Fish Type

Goldfish, Tropical Freshwater, Betta, Cichlid...
2
Galapagos Natural Terrarium Stones, 4-lb bag, Sedona
Galapagos Natural Terrarium Stones, 4-lb bag, Sedona
Galapagos Natural Terrarium Stones, 4-lb bag, Sedona
Galapagos Natural Terrarium Stones, 4-lb bag, Sedona
Galapagos Natural Terrarium Stones, 4-lb bag, Sedona
Galapagos Natural Terrarium Stones, 4-lb bag, Sedona

Galapagos Natural Terrarium Stones, 4-lb bag, Sedona

Rated 4.3 out of 5 stars
62
$12.99 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

4.4/5
Great

Durability

4.4/5
Great

Non-toxic

4.2/5
Great

Texture

4.4/5
Great

Is this turtle substrate right for my pet?

Litter & Bedding Type

Gravel
3
Exotic Pebbles Polished Jade Reptile & Terrarium Gravel, Jade, 20-lb bag
Exotic Pebbles Polished Jade Reptile & Terrarium Gravel, Jade, 20-lb bag
Exotic Pebbles Polished Jade Reptile & Terrarium Gravel, Jade, 20-lb bag
Exotic Pebbles Polished Jade Reptile & Terrarium Gravel, Jade, 20-lb bag
Exotic Pebbles Polished Jade Reptile & Terrarium Gravel, Jade, 20-lb bag
Exotic Pebbles Polished Jade Reptile & Terrarium Gravel, Jade, 20-lb bag

Exotic Pebbles Polished Jade Reptile & Terrarium Gravel, Jade, 20-lb bag

Rated 4.6 out of 5 stars
39
$24.99 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

4.8/5
Excellent

Durability

4.7/5
Excellent

Non-toxic

4.6/5
Excellent

Texture

4.7/5
Excellent

Is this turtle substrate right for my pet?

Material

Stone
4
Stoney River Black Beach Pebbles Premium Aquarium Gravel, 5-lb bag
Stoney River Black Beach Pebbles Premium Aquarium Gravel, 5-lb bag

Stoney River Black Beach Pebbles Premium Aquarium Gravel, 5-lb bag

Rated 4.5 out of 5 stars
19
$12.99 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

4.6/5
Excellent

Durability

4.5/5
Great

Non-toxic

4.5/5
Great

Texture

4.7/5
Excellent

Is this turtle substrate right for my pet?

Material

Stone

Aquarium Type

Freshwater

Fish Type

Tropical Freshwater, Betta, Bottom Feeder, Cichlid...
5
Fluker's Natural Reptile Sand, 10-lb bag
Fluker's Natural Reptile Sand, 10-lb bag

Fluker's Natural Reptile Sand, 10-lb bag

Rated 4.3 out of 5 stars
89
$11.99 Chewy Price
($1.20/lb)
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

3.6/5
Good

Durability

3.5/5
Good

Non-toxic

3.3/5

Texture

3.6/5
Good

Is this turtle substrate right for my pet?

Litter & Bedding Type

Sand
6
Zoo Med Aquatic River Turtle Tank Pebbles, 10-lb bag

Zoo Med Aquatic River Turtle Tank Pebbles, 10-lb bag

Rated 4.5 out of 5 stars
38
$14.98 Chewy Price
Promo, Buy 1, get 2nd 50% off with code LEONARDO

Our ratings

Absorbency

3.8/5
Good

Durability

4.1/5
Great

Non-toxic

3.8/5
Good

Texture

4.3/5
Great
7
Pure Water Pebbles Natural Aquarium Gravel, Custom Blend, 5-lb bag
Pure Water Pebbles Natural Aquarium Gravel, Custom Blend, 5-lb bag
Pure Water Pebbles Natural Aquarium Gravel, Custom Blend, 5-lb bag

Pure Water Pebbles Natural Aquarium Gravel, Custom Blend, 5-lb bag

Rated 4.4 out of 5 stars
143
$5.49 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

4.3/5
Great

Durability

4.2/5
Great

Non-toxic

4.1/5
Great

Texture

4.2/5
Great

Is this turtle substrate right for my pet?

Material

Stone

Aquarium Type

Pond, Freshwater, Saltwater

Fish Type

Goldfish, Tropical Freshwater, Betta, Cichlid...
8
Stoney River Cherokee Pebble Premium Aquarium Gravel, 5-lb bag
Stoney River Cherokee Pebble Premium Aquarium Gravel, 5-lb bag

Stoney River Cherokee Pebble Premium Aquarium Gravel, 5-lb bag

Rated 4.8 out of 5 stars
13
$11.76 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

4.4/5
Great

Durability

4.5/5
Great

Non-toxic

4.5/5
Great

Texture

4.7/5
Excellent

Is this turtle substrate right for my pet?

Material

Stone

Aquarium Type

Freshwater, Saltwater

Fish Type

Tropical Freshwater, Betta, Bottom Feeder, Cichlid...
9
Exo Terra Riverbed Sand Brown Aquatic Terrarium Substrate, 10-lb bag
Exo Terra Riverbed Sand Brown Aquatic Terrarium Substrate, 10-lb bag
Exo Terra Riverbed Sand Brown Aquatic Terrarium Substrate, 10-lb bag
Exo Terra Riverbed Sand Brown Aquatic Terrarium Substrate, 10-lb bag
Exo Terra Riverbed Sand Brown Aquatic Terrarium Substrate, 10-lb bag

Exo Terra Riverbed Sand Brown Aquatic Terrarium Substrate, 10-lb bag

Rated 4.5 out of 5 stars
21
$14.99 Chewy Price
($1.50/lb)
Promo, Buy 1, get 2nd 50% off with code LEONARDO

Our ratings

Absorbency

3.7/5
Good

Durability

4.3/5
Great

Non-toxic

4.7/5
Excellent

Texture

4.5/5
Great

Is this turtle substrate right for my pet?

Litter & Bedding Type

Sand
10
Pure Water Pebbles Frosted Aquarium Gravel, Rainbow, 5-lb bag
Pure Water Pebbles Frosted Aquarium Gravel, Rainbow, 5-lb bag
Pure Water Pebbles Frosted Aquarium Gravel, Rainbow, 5-lb bag

Pure Water Pebbles Frosted Aquarium Gravel, Rainbow, 5-lb bag

Rated 4.1 out of 5 stars
53
$5.49 Chewy Price
Promo, New Customers Only: Spend $49+, get $20 eGift Card

Our ratings

Absorbency

4.6/5
Excellent

Durability

4.7/5
Excellent

Non-toxic

4.6/5
Excellent

Texture

4.8/5
Excellent

Is this turtle substrate right for my pet?

Material

Stone

Aquarium Type

Pond, Freshwater

Fish Type

Goldfish, Tropical Freshwater, Betta, Cichlid...