Filter
  • 24
  • 36
  • 48
  • 60

  • Top Fin® Premium Aquarium Gravel - Classic Beach

    Old Price $7.99
    (12)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49
    Previous Arrow Next Arrow

    GloFish® Aquarium Gravel

    Discounted Price $6.59 - 7.99 Old Price $8.99 - 8.99
    (43)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49
  • 2 Sizes

    Aqua Natural Aquarium Sand - Galaxy Black

    Old Price $15.99 - 24.99
    (16)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • CaribSea Super Naturals Aquarium Sand - Bright White

    Discounted Price $26.59 Old Price $29.99
    (28)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49
  • 2 Sizes

    Aqua Natural Quartz Aquarium Gravel - Black

    Old Price $15.99 - 24.99
    (9)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • CaribSea LifeRock Dry Live Rock

    Old Price $54.99
    (14)

    Buy 1, get the 2nd 50% All Aquatic Ornaments & Plastic Plants

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!
  • 3 Sizes

    Top Fin® Premium Aquarium Gravel - Black & Neon

    Old Price $4.99 - 29.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49
  • 2 Sizes

    Top Fin® Premium Aquarium Gravel - Caribbean Sea Mix

    Old Price $7.99 - 29.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!
  • 3 Sizes

    Top Fin® Premium Aquarium Gravel - Bright White

    Old Price $4.99 - 29.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49
  • 3 Sizes

    Top Fin® Premium Aquarium Gravel - Deep Blue

    Old Price $4.99 - 29.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • CaribSea African Cichlid Mix Aquarium Substrate

    Discounted Price $25.79 Old Price $29.99
    (11)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • CaribSea Super Naturals Premium Aquarium Substrate

    Discounted Price $25.29 Old Price $29.99
    (15)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Aqua Natural Aquarium Gravel - Gold Pearl

    Old Price $24.99
    (9)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Aqua Natural Aquarium Sand - White

    Old Price $15.99
    (9)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® River Rock Aquarium Décor - Black

    Old Price $4.99
    (10)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Glass Aquarium Décor - Glow in the Dark

    Old Price $4.99
    (8)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Aqua Natural Aquarium Gravel - Midnight Pearl

    Old Price $24.99
    (7)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49
  • 2 Sizes

    CaribSea Ocean Direct Caribbean Live Aquarium Sand

    Discounted Price $6.89 - 33.89 Old Price $9.99 - 53.99
    (23)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Premium Aquarium Gravel - Bright Green

    Old Price $7.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

  • Top Fin® Premium Aquarium Gravel - Pink & Purple

    Old Price $7.99
    (14)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Smooth Glass Gem Aquarium Décor - Bright Bue

    Old Price $4.99
    (11)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • CaribSea Aragonite Aragamax Select Substrate

    Discounted Price $9.99 Old Price $16.99
    (14)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49
  • 3 Sizes

    Top Fin® Premium Aquarium Gravel - Mardi Gras Mix

    Old Price $4.99 - 29.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

  • Top Fin® Seashell Aquarium Décor - Assorted Shells

    Old Price $3.99
    (7)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Premium Aquarium Gravel - Rainbow

    Old Price $7.99
    (10)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Premium Aquarium Gravel - Lavender

    Old Price $7.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!
  • 2 Sizes

    Top Fin® Premium Aquarium Gravel - Green Mix

    Old Price $4.99 - 7.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!
  • 2 Sizes

    Aqua Natural River Aquarium Gravel - Flamingo

    Old Price $15.99 - 24.99
    (8)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Stone Aquarium Décor - Brown Mix

    Old Price $4.99
    (2)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • CaribSea Super Natural Crystal River Substrate

    Old Price $43.99
    (16)

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Premium Aquarium Gravel - Bright Pink

    Old Price $7.99
    (10)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • Top Fin® Solitaire Glass Gem Aquarium Décor - Neon Mix

    Old Price $4.99
    (4)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

    Sign In & Enjoy Free Shipping Over $49

  • CaribSea Exotica Mountain Stone

    Old Price $34.99
    (14)

    Buy 1, get the 2nd 50% All Aquatic Ornaments & Plastic Plants

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!
  • 2 Sizes

    CaribSea Exotica Dragon Stone

    Discounted Price $27.47 - 34.99 Old Price $34.99 - 54.99
    (43)

    Buy 1, get the 2nd 50% All Aquatic Ornaments & Plastic Plants

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

  • Top Fin® Premium Aquarium Gravel - Raspberry Red

    Old Price $7.99
    (0)

    Earn 4K+ Treats Points with $50+ Same-Day Delivery!

  • CaribSea Aragalive in Fiji Pink

    Discounted Price $24.39 Old Price $27.99
    (6)

    Sign In & Enjoy Free Shipping Over $49
  • 24
  • 36
  • 48
  • 60

Stocking your fish tank with the correct aquarium substrate is an important part of caring for your fish. Aquarium substrate helps pet parents create the perfect habitat for their aquatic friends. Anyone looking for the right fish tank gravel or substrate for fish tanks can find what they need at PetSmart. Here, we understand how important your pet is and want to help you create the perfect home for them. 

Our selection of fish tank gravel, sand, and substrate includes aquarium products like: 

Acrylic Substrate
Glass Substrate
Aquarium Gravel
Aquarium Sand
Aquarium Shells
Soil Substrate
Aquarium Stones
Breed-Specific Substrate
And More


Pet parents can find everything they need to create the perfect habitat for their fish at PetSmart. We also sell decor, gravel, sand, stone, and substrate for aquariums as well as artificial plants and live plants for fish tanks, fish tank ornaments, plant food/fertilizer, tank filters/pumps, live 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.

Read More
Read Less