Best Deals This Week

Best Aquarium Substrate Deals Online in the US (10 deals found)

Last Updated - May 2, 2026 Sort By:

Best Choice

New
Aqueon Plant and Shrimp Aquarium Substrate, Aqua Soil for Fish Tanks, 5 Pounds
Available in 5-pound bag

$19.99
New
Aqua Natural Diamond Black 10lb, Premium Gravel and Substrate for Aquariums, Fish Tanks and terrariums, 1-2mm
Aquarium Safe - 100% natural

$14.39
New
Aqua Natural Sugar White Sand 10lb Substrate for aquascaping, Aquariums, vivariums and terrariums
Triple washed and kiln dried - this is one of the cleanest aquarium sands available, no toxins, no foreign matter, 100% natural sand

$14.39
New
Fluval 12695 Plant and Shrimp Stratum for Freshwater Fish Tanks, 17.6 lbs. – Aquarium Substrate for Strong Plant Growth, Supports Neutral to Slightly Acidic pH
Promotes Robust Plant Growth: Stratum fosters vigorous plant development by facilitating easy root penetration and nutrient absorption, aiding in the acquisition of vital nutrients essential for growth

$36.99
Best Value

New
Fluval 12696 Natural Mineral-Rich Volcanic Soil Bio Stratum for Planted Tanks, 4.4 lbs. - Aquarium Substrate for Healthy Plant Development, Growth, and Color
Promotes Robust Plant Growth: This aquatic soil helps enrich plant development and fosters vigorous growth with vibrant coloration, ensuring your aquarium thrives with lush foliage

$16.99 $21.99
New
Aqua Natural Delta Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying Bacteria
Seeded with bio-active live nitrifying bacteria which targets ammonia

$10.99
New
Aqua Natural Galaxy Sand Bio-Substrate 5lb for Aquariums, Sand seeded with Start up bio-Active nitrifying Bacteria
Seeded with bio-active live nitrifying bacteria

$10.39 $10.99
48% Off

New
Fluval 12694 Plant and Shrimp Stratum for Freshwater Fish Tanks, 8.8 lbs. – Aquarium Substrate for Strong Plant Growth, Supports Neutral to Slightly Acidic pH
Promotes Robust Plant Growth: Stratum fosters vigorous plant development by facilitating easy root penetration and nutrient absorption, aiding in the acquisition of vital nutrients essential for growth

$18.79 $35.99
New
Hygger CO2 Upgraded Aquarium Soil Water Grass Mud, Ideal for Fish Tank Aquascaping Aquarium Substrate Soil for Plants and Shrimps, No Need to Wash (17.6 Pounds)
Maintains Optimal pH Levels: Hygger CO2 new aquarium soil is scientifically formulated to maintain a stable pH of 6.5-7.5, creating the perfect environment for sensitive shrimp and aquatic plants without fluctuations. Ideal for supporting vibrant plant growth and healthy tropical shrimp in planted aquariums.

$65.49
Used
Hygger CO2 Upgraded Aquarium Soil Water Grass Mud, Ideal for Fish Tank Aquascaping Aquarium Substrate Soil for Plants and Shrimps, No Need to Wash (17.6 Pounds)
Maintains Optimal pH Levels: Hygger CO2 new aquarium soil is scientifically formulated to maintain a stable pH of 6.5-7.5, creating the perfect environment for sensitive shrimp and aquatic plants without fluctuations. Ideal for supporting vibrant plant growth and healthy tropical shrimp in planted aquariums.

$56.82

10 Aquarium Substrate deals are available from: Amazon stores, starting from $10.39.
The biggest discount we found is 48% on Fluval 12694 Plant and Shrimp Stratum for Freshwater Fish Tanks, 8.8 lbs. – Aquarium Substrate for Strong Plant Growth, Supports Neutral to Slightly Acidic pH at Amazon.
The lowest price we found is $10.39 while the highest is $65.49.
Prices for the best Aquarium Substrate deals average at $26.52.
Last updated on May 2, 2026.
We scanned these quality online stores and more to deliver you with the best offers online available for Aquarium Substrate.