We all feel instinctively that house plants are good for us. But is it all in the mind, or is there something real and tangible going on? Can house plants really scrub the air around us, and if so how on earth do they do it? And what difference can one little plant on a shelf really make in our lives? In this episode we delve deep into the amazing world of house plants and their health benefits, with the expert help of Dr Tijana Blanusa, Principal Horticultural Scientist at the RHS.

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