Ferns come in many varieties, and most fern fronds will develop a yellow-gold hue in the fall, just like many other trees and plants in your yard.
“It’s a very normal and often welcome part of the changing of seasons,” horticulturist and garden designer Grace Coburn says.
However, if your fern develops too many yellow fronds too quickly—or you see webbing, sticky residue, or stippling on leaves in addition—it might be cause for concern. Here’s what pro horticulturists say you should know when your fern starts yellowing.