Crested geckos are active, fascinating pets, and they’re relatively easy to care for, even for beginner reptile enthusiasts. However, they do have some care requirements that need to be met in order for them to stay healthy.

One of those is a humidity level in the habitat that rests between 50 and 75 percent. This can be achieved by using the correct substrate, which is also a key factor in gecko care.

In this list, we’ll be looking at moisture retainment levels, cost, and quality to come up with the best substrate for crested geckos.

10. Galapagos Terrarium Sphagnum Moss

Galapagos Terrarium Sphagnum Moss

 Ideal for: HCrested geckos and other reptiles 

Sphagnum moss is one of the best substrates for crested geckos because it can soak up water, which helps to maintain humidity in the terrarium. This particular moss is harvested at its peak so it remains green even after packaging.

This moss is also washed carefully so it has little debris. In addition, this moss is harvested in a sustainable way so it’s environmentally friendly.

PROS
  • Free of particles
  • Soaks in water to maintain humidity
  • Eco-friendly
CONS
  • Moss may have been dyed

9. Zoo Med Terrarium Moss

Zoo Med Terrarium Moss

 Ideal for: Amphibians and reptiles 

This terrarium moss is actually sphagnum moss, which is perfect for maintaining the high humidity that crested geckos need to remain healthy. This moss is packaged without any additives, dyes, or chemicals so it’s safe for pets.

In addition, this moss from Zoo Med is available in a variety of different bag sizes so you can select the amount that fits your terrarium needs.

PROS
  • No chemicals or dyes
  • Maintains high humidity
  • Available in different quantities
CONS
  • May have more debris included than other substrate options

8. Exo Terra Coco Husk

Exo Terra Coco Husk

 Ideal for: Lizards and other reptiles 

Another excellent choice for the best substrate for crested geckos is coconut husk because it’s soft and helps to maintain a high humidity. It absorbs water well but is resistant to molding. In addition, this bedding is all-natural and has no chemicals added.

PROS
  • Made from coconut husk
  • Helps to maintain a high humidity
  • No chemicals added
CONS
  • May be dustier than other substrates

7. Fluker Labs Repta-Bark All-Natural Bedding

Fluker Labs Repta-Bark All-Natural Bedding

 Ideal for: Amphibians and reptiles such as crested geckos 

This bedding, which is made entirely of natural bark, is specifically designed to soak up water and maintain a high humidity in the habitat without molding or rotting.

It’s ecofriendly and pet safe. This substrate also helps to naturally absorb and break down waste so it keeps the habitat cleaner for longer.

PROS
  • Helps to maintain a high humidity
  • Ecofriendly
  • Naturally breaks down waste
CONS
  • May be drier or dustier than other substrates

6. Pangea New Zealand Sphagnum Terrarium Moss

Pangea New Zealand Sphagnum Terrarium Moss

 Ideal for: Reptiles such as crested geckos 

Perfect for absorbing water and then releasing it back into the habitat as humidity, this sphagnum moss is a good choice for the best substrate for crested geckos.

This moss is harvested and packed in long pieces so it won’t crumble and helps to cover more space in the terrarium. In addition, it’s packaged without dyes or additives so it’s pet safe.

PROS
  • No additives or dyes
  • Helps maintain humidity
  • Long pieces of moss that won’t crumble
CONS
  • May be drier than other substrate options

5. Zoo Med Forest Floor Bedding

Zoo Med Forest Floor Bedding

 Ideal for: Crested geckos and other reptiles and amphibians 

Cypress mulch is another great pick for the best substrate for crested geckos because it’s natural, safe for pets, and helps to maintain the high humidity geckos require.

This particular mulch should absorb water without becoming too soggy or getting molding. In addition, cypress moss is soft so it’s easy for geckos to move about on.

PROS
  • Soft and pet safe
  • Helps to maintain humidity
  • Mold-resistant
CONS
  • Quality may be inconsistent

4. Exo Terra Plantation Soil

Exo Terra Plantation Soil

 Ideal for: Crested geckos and other reptiles 

Plantation soil is made up of natural coconut husk, which is not only safe for pets, but also helps to retain humidity in the terrarium by soaking up moisture. This substrate is made without dyes or other additives. It’s also soft so that it won’t scratch a gecko’s delicate skin.

PROS
  • Absorbs water
  • Soft and all-natural
  • No dyes added
CONS
  • May mold more quickly than other substrates

3. ReptiChip Premium Coconut Reptile Substrate

ReptiChip Premium Coconut Reptile Substrate

 Ideal for: Crested geckos and other reptiles 

This substrate is a cost-efficient way to provide a natural, safe substrate for crested geckos. Once it’s rehydrated, it expands to about 72 quarts. The substrate is designed to soak in water, which helps to maintain a high humidity.

In addition, this substrate, which is made of organic coconut hull, absorbs and begins to break down waste naturally. This helps to keep the habitat much cleaner.

PROS
  • Organic, all-natural coconut hull
  • Cost-efficient
  • Absorbs waste
CONS
  • Quality may be inconsistent

2. Zoo Med Eco Earth Loose Coconut Fiber

Zoo Med Eco Earth Loose Coconut Fiber

 Ideal for: Amphibians and reptiles 

This substrate from Zoo Med is specifically designed to help retain moisture and maintain a high humidity in the terrarium without becoming soggy or moldy.

The bedding is made of coconut fiber, which is soft and which also helps to absorb and break down waste naturally. This means the habitat stays fresh for longer and cleaning is easier.

PROS
  • Made of coconut fiber
  • Absorbs and breaks down waste
  • Helps to maintain a high humidity
CONS
  • May be somewhat drier than other substrates

1. Exo Terra Forest Plume Moss

Exo Terra Forest Plume Moss

 Ideal for: Reptiles such as crested geckos 

Packed without any additives, dyes, or other chemicals, this moss expands once it’s rehydrated, making it both pet safe and cost-efficient.

It also holds in water without molding and helps to maintain the high humidity required. This makes it the perfect choice for the best substrate for crested geckos.

PROS
  • All-natural with no additives
  • Helps to maintain a high humidity
  • Resistant to mold
CONS
  • Some customers felt the moss had a strong scent

Conclusion

Finding the best substrate for crested geckos means looking at cost, different substrate blends, quality, and customer reviews to find something that suits your needs and the needs of your pet.

Luckily, there are many excellent options available. Let us know what your favorite substrates for crested geckos are or tell us if we’ve missed any of your favorites on this list.