A very close to nature designer logs potted with beautiful indoor plants are a must buy for personal and gifting purposes Chamaedorea Palm plant topped NASA study of the 10 best air purifying plants. This palm tree, with its long, graceful feather-shaped fronds, will add a tropical feel to your home and also works as an effective humidifier. It is a versatile and almost no-maintenance plant that is able to grow in every indoor and outdoor condition possible with little help and care.