Many of our favorite houseplants hail from hot and humid tropical regions. So once the furnace or boiler is cranked up at home, the indoor air becomes much drier, and some of our prized plants can suffer. Knowing how to protect houseplants from central heating is key to helping them thrive inside during the winter.
'Plants can tolerate a wide range of temperatures but usually grow best between 65-80ºF,' says plant guru Lisa Eldred Steinkopf, author of Houseplants. 'Through yellowing leaves and leaf drop, a plant will let you know if it doesn't like the temperature.
