How Big Do Boston Ferns Get? (Plus Tips to Keep Them Small)
Nephrolepis exaltata, also known as Sword or Boston ferns, are lush, evergreen plants with a maximum height of up to 7 feet when they are grown outdoors. These slow-growing plants require quite a bit of care and attention, so they are usually recommended for intermediate gardeners. Boston ferns have a height range of 1 – …