These are cool plants to grow indoors. Yes, Virginia, coffee grows on plants! Indoor coffee bean plants make cool and unusual houseplants, growing to 6 feet tall (2 m) with shiny green foliage.

Can you grow coffee beans at home? Absolutely! It’s just a question of conditions and commitment. Serious coffee drinkers think nothing of grinding fresh, whole coffee beans every time they brew.

They started by culturing coffee plant cells, and then planted them in bioreactors full of nutrient-rich growing medium. But they didn’t grow plants. Instead of green beans inside coffee ...