natural Viv
I have my Leo's and fat tail, basilisk and curly tails all in Live planted Vivs. I use 100% organic soil and flat rocks and rocky rubble on the surface between the animal and soil. This takes care of the impaction issues from ingesting substrate. All the following plants are quite safe in a viv for any reptile.
List taken from Mellisa kaplins herp care collection
Bromeliads (Aechmea, Billbergia, Guzmania, Neoregelia) - clip spines
Chinese Evergreen (Aglaonema commutatum)
Creeping Fig* (Ficus pumila)
Corn Plant (Draceneas - until they outgrow enclosure)
Dwarf Schefflera (Brassaia actinophylla)
Earth Stars (Cryptanthus)
Gesneriads (Aeschynanthus, Nematanthus)
Orchids (Dendrobium, Epidendurm, Haemaria, Oncidium)
Pea**** Plant (Calathea stromata; Marantaceae)
Peperomia (Peperomia obtusifolia, Piperacaeae)
Ponytail Palms (Beaucarnea recurvata)
Pothos (Scindapsus aureus, Epipremnum aureum)
Rosary Vine (Ceropegia woodii)
Sanseveria trifasciata, including the following cultivars: Bentel's Sensation, Laurenti, Moonshine, Gray Lady.
Sanseveria parva, including cultivars: Hahnii, Hahnii "Loop's Pride", Hahnii Silver Frost, Golden Hahnii.
Virginia Creeper (Parthenocissus inserta)
Virginia Spiderwort* (Tradescantia virginiana)
Wandering Jew* ( Tradescantia zebrina)
Weeping Figs* (Ficus benjamina)
I have attached some pics of my Vivs