Zoo Med HydroBalls
- Creates a water absorbing drainage layer
- Promotes healthy growth of live terrarium plants
- Helps hold in humidity and diversify environment
- Longlasting and easy maintenance!
HydroBalls Expanded Clay Terrarium Substrate can be used as a base layer underneath Zoo Med's Eco Earth® coconut fiber substrate or other soil substrates to create an underground water table in naturalistic or bioactive terrariums. Add water to create a natural "aquifer" and increase humidity levels for all tropical species. Provides an excellent drainage layer for maintaining a healthy environment and promote vigorous plant growth. Use for filtration for a waterfall.