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Fishtail Holly Fern

The Story

Plant Bio

Cyrtomium caryotideum is a hardy evergreen fern characterized by its gracefully arching fronds with finely divided, dark green leaflets that create a lush, ferny appearance suitable for shaded gardens.

This species is notable for its tolerance of dry shade and its ability to thrive in a variety of soil conditions, making it a versatile choice for woodland and shaded landscape settings.

Uses & Benefits:

Provides lush, evergreen foliage that adds texture and shade to shaded garden areas.

Helps retain soil moisture and prevent erosion in shaded garden beds.

Supports local insect populations and provides habitat for small wildlife.

Essentials

At a Glance

Plant Type

Fern

Height

24 inches

Width

36 inches

Light

Partial Sun, Shade

Zones

7, 8, 9, 10

Water

Moderate

Humidity

High

Lifespan

Perennial

Native To

Asia

Toxicity

Non-toxic to humans and pets

Planting

How to Grow

Tuck spores or divisions into moist soil in spring.
Keep soil consistently moist and shaded during establishment.
Mist fronds regularly to maintain humidity.
Mulch lightly to retain moisture and suppress weeds.
Fertilize with a diluted fern fertilizer in spring and summer.
Trim dead or damaged fronds in late winter or early spring.

Pro Tip

Provide consistent moisture and shade for healthy growth.

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Mulch to retain soil moisture
Prune dead fronds in late winter

Don't

Avoid direct sunlight which can scorch fronds ❌
Don’t allow soil to dry out completely
Avoid heavy fertilization that can cause leaf burn

Seasonal Care Calendar

Task	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Divide
Spring Cleanup

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shaded woodland gardenMoisture-loving borderEvergreen privacy screen

Companion Plants

Hosta AstilbeJapanese forest grass Ferns Ligularia

Multiply

Propagation Methods

Good to Know

Common Questions

Fishtail Holly Fern questions

What zones can Fishtail Holly Fern grow in?

Fishtail Holly Fern is hardy in USDA Zones 7–10. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Fishtail Holly Fern deer resistant?

Not reliably. Deer may browse Fishtail Holly Fern, especially tender spring growth — plan on repellents or fencing where pressure is high.

Does Fishtail Holly Fern need full sun?

Fishtail Holly Fern does best in part shade.