The Secret to How Glass Container Shape Controls Humidity in a Succulent Terrarium
I’ve built succulent terrariums that stayed crisp for years and others that turned clammy and mushy in a month. The difference wasn’t the plants — it was the glass. Shape sets the airflow, condensation pattern, and where moisture lingers, which decides whether succulents thrive or rot. In this guide, I’ll show you how container geometry…









