Which fern is known for its distinctive autumn coloration?

Dryopteris erythrosora, commonly known as the autumn fern, is particularly known for its striking and distinctive autumn coloration. This fern showcases a beautiful transformation during the fall, where the fronds change from a fresh green to shades of copper and orange, making it one of the more visually appealing ferns for garden landscapes in the autumn months.

This fall color change is a result of the plant’s response to cooler temperatures and shorter day lengths, which trigger the breakdown of chlorophyll and the emergence of other pigments. The vibrant hues can add significant interest to a garden as many plants are losing their leaves or going dormant for the winter.

In contrast, the other ferns mentioned do not share this autumn color-changing characteristic. Many of them retain a consistent green color throughout the year or do not exhibit such striking transformations with the seasons. Thus, Dryopteris erythrosora stands out as the most notable for its unique autumn display.