1 Giant bird of paradise/ White bird of paradise - Strelitzia nicholai
2 Tradescantia, probably T. fluminensis 'Tricolor'
3 Phildendron, perhaps one of the self-heading one like 'Congo Rojo'
4 Peperomia magnoliifolia (usually called obtusifolia) variegated
5 Crasssula ovata, probably 'Crosby's Compact'
6 Ficus elastica