Clustered in an entryway, a grouping of big-leafed houseplants makes for a lush focal point. From left: Schefflera ‘Amate’; lipstick plant (Aeschynanthus radicans); smaller elephant’s ear (Alocasia ‘Polly’); ‘Neon’ pothos (Epipremnum aureum); Swiss cheese vine (Monstera obliqua); variegated wax plant (Hoya carnosa ‘Variegata’); elephant’s ear (Alocasia ‘Regal Shields’); and split-leaf philodendron (Monstera deliciosa). Many houseplants, including ‘Neon’ pothos, can live in vases for years—th...