Aquarium gravel, small stones, or leca (lightweight expanded clay aggregate).
Once the morning-only condensation pattern repeats consistently for several days, lock or seal the lid permanently. 6. Location and Lighting bottle biosphere guide full
Wash your glass container thoroughly with hot water. Do not use harsh chemical soaps, as residual film can kill microbes and plants. Let the container dry completely. Step 2: Establish the Drainage Layers Aquarium gravel, small stones, or leca (lightweight expanded
If the inner glass gets dirty, simply leave it; the small ecosystem of microorganisms inside will eventually clean it. 6. The "Secrets" to Long-Term Success simply leave it