Acadian Supply

10 Best Plants for Closed Terrariums + Substrate That Works

Glass terrarium with lush green plants, moss, and driftwood in a humid, misty environment.

The best plants for closed terrariums are small, humidity-loving species. They thrive in stable, moist environments with low airflow. Closed terrariums look simple. A glass jar, a few plants, maybe some moss. But anyone who has tried one knows the truth. Some setups stay green for months. Others turn into a soggy mess in weeks. […]