Yes, a polka dot plant can be grown both indoors and outdoors, depending on your climate and preferences. Polka dot plants are versatile and can thrive in a variety of settings. Indoor polka dot plants can be grown in containers and make great houseplants, while outdoor polka dot plants can be grown in gardens or in containers on patios or balconies. Just make sure to provide the appropriate lighting, water, soil, and temperature conditions for your polka dot plant to thrive in its particular growing environment.