Aquarium Substrate

(169 results)
Royal Canin® Breed Health Nutrition® Golden Retriever Breed Specific Adult Dog Dry Food - 30 lb
(641)
$127.99
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Royal Canin® Feline Health Nutrition Indoor Adult Dry Cat Food
3 sizes
(1958)
$37.99 - $109.99
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Royal Canin Size Health Nutrition X-Small Adult Dry Dog Food
3 sizes 1 flavor
(1008)
$36.99 - $78.99
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Royal Canin® Breed Health Nutrition® Labrador Retriever Breed Specific Adult Dog Dry Food - 30 lb
(930)
$127.99
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Royal Canin® Breed Health Nutrition® German Shepherd Breed Specific Adult Dog Dry Food
2 sizes
(988)
$79.99 - $127.99
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Royal Canin Size Health Nutrition Medium Breed Adult Dry Dog Food
4 sizes 1 flavor
(670)
$25.99 - $137.99
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Royal Canin® Feline Care Nutrition Urinary Care Adult Dry Cat Food
2 sizes 1 flavor
(1480)
$37.99 - $114.99
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Royal Canin® Breed Health Nutrition® Yorkshire Terrier Breed Specific Adult Dog Dry Food
2 sizes 1 flavor
(1374)
$36.99 - $79.99
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Royal Canin® Breed Health Nutrition® Shih Tzu Breed Specific Adult Dog Dry Food
2 sizes
(950)
$36.99 - $79.99
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Royal Canin® Breed Health Nutrition® Poodle Breed Specific Adult Dog Dry Food
2 sizes 1 flavor
(475)
$36.99 - $79.99
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Royal Canin® Feline Health Nutrition Instinctive Adult Loaf in Sauce Wet Cat Food - 3 Oz
(304)
$3.59
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+ 1 more
Royal Canin Size Health Nutrition Large Breed Adult Dry Dog Food
4 sizes
(406)
$25.99 - $137.99
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Royal Canin® Breed Health Nutrition® Bulldog Breed Specific Adult Dog Dry Food
(736)
$127.99
Save 35% on your first autoship order on all Royal Canin products
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Royal Canin® Weight Care Adult Dry Cat Food
3 sizes 1 flavor
(630)
$37.99 - $114.99
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Royal Canin® Breed Health Nutrition® French Bulldog Adult Dog Dry Food
2 sizes
(700)
$79.99 - $128.99
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Royal Canin Size Health Nutrition Large Breed Aging 8+ Senior Dog Dry Food - 30 lb
(149)
$126.99
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Royal Canin® Breed Health Nutrition® Dachshund Breed Specific Adult Dog Dry Food
2 sizes 1 flavor
(509)
$36.99 - $79.99
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Royal Canin® Breed Health Nutrition® Boxer Breed Specific Adult Dog Dry Food
2 sizes
(443)
$36.97 - $127.99
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Royal Canin® Breed Health Nutrition® Miniature Schnauzer Breed Specific Adult Dog Dry Food - 10 lb
(494)
$79.99
$86.99
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Royal Canin® Feline Health Nutrition Kitten Dry Cat Food
3 sizes 1 flavor
(1992)
$37.99 - $114.99
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Royal Canin Size Health Nutrition Giant Breed Adult Dog Dry Food - 30 lb
(146)
$124.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin Size Health Nutrition Large Breed Puppy Dog Dry Food
3 sizes 1 flavor
(499)
$28.99 - $126.99
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Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Feline Care Nutrition Indoor Hairball Care Adult Dry Cat Food
2 sizes
(396)
$63.99 - $114.99
Save 35% on your first autoship order on all Royal Canin products
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Royal Canin® Breed Health Nutrition® Chihuahua Breed Specific Adult Dog Dry Food
2 sizes
(1073)
$36.99 - $79.99
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Royal Canin® Canine Care Nutrition Digestive Care Large Breed Adult Dog Dry Food - 30 lb
(91)
$141.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Breed Health Nutrition Rottweiler Breed Specific Adult Dog Dry Food - 30 lb
(107)
$127.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin Size Health Nutrition Small Breed Puppy Dog Dry Food
2 sizes 1 flavor
(1412)
$30.99 - $80.99
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Royal Canin® Dental Adult Cat Dry Food
3 sizes
(219)
$37.99 - $114.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Feline Health Nutrition Digestive Care Dry Cat Food
3 sizes 1 flavor
(729)
$37.99 - $114.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin Size Health Nutrition Medium Breed Puppy Dog Dry Food
2 sizes
(629)
$37.99 - $126.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Canine Care Nutrition Weight Care Large Breed Adult Dog Dry Food - 30 lb
(73)
$141.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Breed Health Nutrition® Golden Retriever Breed Specific Puppy Dog Dry Food - 30 lb
(348)
$128.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Feline Health Nutrition™ Adult Instinctive Cat Food
(82)
$3.59
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 1 more
Royal Canin® Breed Health Nutrition® Pug Breed Specific Adult Dog Dry Food - 10 lb
(277)
$79.99
$86.99
Sign in & Save 25% on your first Autoship Order!
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin® Feline Health Nutrition Sensitive Digestion Adult Dry Cat Food
2 sizes 1 flavor
(733)
$65.99 - $109.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
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Royal Canin Size Health Nutrition Giant Breed Junior Puppy Dog Dry Food - 30 lb
(164)
$126.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Feline Breed Nutrition Maine Coon Adult Dry Cat Food
(448)
$67.99
$74.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin Feline Health Nutrition Aging 12+ Loaf Senior Cat Food
(106)
$4.59
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 1 more
Royal Canin® Breed Health Nutrition® French Bulldog Breed Specific Puppy Dog Dry Food
2 sizes
(748)
$36.99 - $79.99
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 2 more
Royal Canin® Feline Health Nutrition Indoor Adult Cat Food
(30)
$3.59
Save 35% on your first autoship order on all Royal Canin products
Earn a 5,000-point Reward Certificate when you get your second Autoship delivery by 11/30
+ 1 more
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Creating the best habitat for your pet fish is an important part of their care. Finding the right aquarium substrate for fish matters so that your aquatic friend can thrive in their home. Pet parents can find the best selection of aquarium/fish tank substrate at PetSmart. Here, we want to help you build the perfect setting for your fish to swim around in. 
PetSmart’s selection of fish tank substrate includes options like: 
Plant Aquarium Substrate
Flourite Substrate
Smooth Glass Substrate
Colourful Fish Tank Substrate
And More 

You are sure to find the exact substrate you need for your fish at PetSmart. Need something else for your pet fish while you’re here? We also sell other fish tank supplies including artificial plants for aquariumslive plants for aquariumsfish tank backgroundsgravel, sand and stone for aquariumsfish tank ornamentsplant food/fertilizerfish tank filters/pumpslive fish, and more. 
PetSmart also offers convenient shopping with curbside or in-store pickup. Need something today? We have select items available for same-day delivery in most areas powered by DoorDash. For items you purchase frequently, PetSmart has Autoship that automatically delivers the items you want to your door as often as you’d like. Check the website to see what items are eligible.