Lately, I’ve been in the market for a houseplant to add some life to my small apartment bathroom. My two requirements: It must be able to survive in the windowless and humid atmosphere of a Manhattan bathroom, and it can’t be too spiky (lest I accidentally bump into it after a shower). I’ve finally found the perfect solution: the button fern. These petite houseplants have soft, velvety leaves and thrive in humidity. Here’s what you need to know before adopting your own button fern.