One of the best succulents for an open terrarium is hens and chicks ( Sempervivum tectorum), which form small rosettes and offshoots.
Succulents can be grown in open terrariums because they stay small and don't need transplanting. One of the best succulents for an open terrarium is hens and chicks ( Sempervivum tectorum), which form small rosettes and offshoots. Hens and chicks are not the only succulents that look great in a terrarium. Mix this type with other small desert plants, like ‘Mini Jade’ or ‘Hobbit’ jade plants (Crassula ovata), which can be toxic to animals.