Is Bioactive mix (Josh's Frogs, Bio Dude) a Safe Substrate for Leopard Geckos?
Correct arid bioactive substrates (coco coir + sand + organic topsoil mix) are safe for healthy adult geckos. Must be kept dry. Requires isopod/springtail clean-up crew. Not recommended for juveniles under 6 months.
See the full substrates guide, or browse all 593 info pages.
Yes. Ceramic tile is a safe substrate for leopard geckos. Easy to clean, retains belly heat well, zero impaction risk.
Yes. Vinyl / lino flooring is a safe substrate for leopard geckos. Cheap, easy to replace, soft underfoot.
Yes. Paper towel is a safe substrate for leopard geckos. Best for hatchlings, sick geckos, or quarantine setups.
Use caution — Reptile carpet is rated "caution" as a leopard gecko substrate. Fibres can catch on claws and toes causing injuries.
No — Calci-sand / calcium sand is rated "avoid" as a leopard gecko substrate. Marketed as safe but clumps in the digestive tract when ingested during hunting — a serious impaction risk.
No — Play sand / loose sand is rated "avoid" as a leopard gecko substrate. Impaction risk when ingested.