1. Vermiculite: Vermiculite is a sand-like substance that can be used to hatch turtle eggs. It has good water absorption and heat preservation, and can keep turtle eggs at proper humidity and temperature.
2. Coconut soil: Coconut soil is a kind of soil made of coconut shells and can also be used to hatch turtle eggs. It has good heat preservation and moisture retention, and can keep the stable environment of turtle eggs.
3. Perlite: Perlite is a substance similar to sand, which can be used to hatch turtle eggs. It has good heat preservation and water absorption, and can keep turtle eggs at proper temperature and humidity.
No matter which substance is used instead of sand, it needs to be hatched according to the following steps:
1. Put the eggs flat in the container one by one for hatching.
2. Put a proper amount of substitute sand or soil in the container.
3. Keep the humidity, check and replenish water regularly, but avoid spraying water directly on the turtle eggs.
It usually takes about 60 days to wait for incubation.
I hope this information can help you!