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Interrupted Fern

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USDA Climates Zone: Three to Nine Height: 18-24 inches Spread: 10 inches Soil Type: Very Wet Sun: Full exposure

Status: In Stock
Here's how your plants will look on arrival. All plants are dormant with no leaves or foliage.

Interrupted Fern - Osmunda Claytoniana

The Interrupted Fern is a fern that's part of the Osmundaceae family. It can be found in regions of the world such as China, the Himalayas, and North America. It's suitable for zones between 3 and 8. The fern grows to anywhere between two and three feet upon maturity. It develops spreads of between two and three feet as well. The Interrupted Fern is a non-flowering plant that thrives in anything between partial and full shades. It can withstand significant degrees of darkness.

Growing these ferns in soil that's anywhere between moderate and damp is straightforward. It flourishes in soil that's acidic and damp. It can adjust to different circumstances without a problem, however. This plant typically appears on ravines' damp slopes. It typically shows up in damp woodlands and on sandstone ledges, too. People typically spot them in northerly regions beyond the Missouri River. It has wide fronds that are "interrupted," hence it's naming. Leaflets are responsible for the interruption. These leaflets generally drop to the ground in the middle of the summer.

The Interrupted Fern isn't generally associated with significant disease or insect issues at all. As far as gardens go, it tends to do well alongside hostas. It does well alongside these plants in gardens that are wild. Woodlands that have ample shade tend to be appropriate, too. It's not at all uncommon to see these ferns right by streams and ponds. They can function as appealing accents for borders that have shade.

It's invulnerable to deer. It blooms during June, July, and August each year. It introduces beautiful fiddleheads during the spring months. These are memorable and boast coloring that's a pleasing mixture of whitish and silver.

The Interrupted Fern has had quite a few applications. Iroquois peoples frequently relied on it as a means of taking care of venereal and blood conditions. It's a widely known ornamental plant.

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Interrupted Fern is a thick, leafy addition to any garden!


An easy-to-grow, low-lying plant, the Interrupted Fern gets its name from the tiny leaflets which “interrupt” its broad fronds in early summer. A native of North America, China, and the Himalayas, this non-flowering, low maintenance fern grows well in wet soils and prefers acidic, humus-rich conditions.

The Interrupted Fern is a threatened species in some states. It is a remarkable addition to shaded wild or woodland gardens and thrives alongside streams or ponds.