I bought a closed bottle terrarium from Lidl (UK) and it seems to be infected with some sort of flies. Everyday i see 1-2 new full grown flies appear inside the bottle
14 Stunning Closed Terrarium Plants You Will Love - Smart Garden Guide
Diy Xtra Large Bonsai Closed Terrarium | 'Singapore' By Tropical Glass | notonthehighstreet.com
What Is A Closed Terrarium And How Does A Closed Terrarium Work?