I had re-purposed milk and yogurt cans from friends and my kitchen so that I could extend life of these plastic wares and also avoid buying new pots. (Reduced demand indirectly-right!..thats the economics bug in me speaking)
Indoor plants not only look pleasing but also work as natural air purifiers. Researches have proved that indoor air quality in most homes across the world is as polluted as the outdoors. Extensive use of vinyl, plastic, foam and other products has lead to increased presence of carbon monoxide, Benzene complexes, formaldehyde and trichloroethylene. Trying to use environmentally safe products and materials goes a long way in minimizing these toxins' entry into our homes. Plants work as excellent natural purifiers and allergen killers.
You can bring in common low maintenance ornamental plant variety to work for you. The list include common money plant, snake plant (also called the mother-in-law's tongue), most varieties of succulents and the very popular English ivy.
Peace lily - Although this is among the most popular indoor greens, this plant oozes a sap which is poisonous to humans and pets.
Dracaena: Comes in different varieties and is known to eliminate indoor toxins. this plant is ideal for a "black thumb" gardener and can grow for decades. You have a wide variety to choose from.
Level of exposure to sun and water, and plant feed frequency depends on the plant variety you intend to grow and your geographic location. Another research which would make an interesting read is Plants Plants: Pros and Cons.
Try growing some green indoors. You will fall in love with your home all over again. As far as possible, try avoiding having faux plants and silk trees at home. They end up being dust depots and can actually deteriorate indoor air quality.
Live well and be happy!