Species

Dryopteris filix-masMale Fern

4 other cultivars

perennial

Cristata Jackson Crested Male Fern

Dryopteris filix-mas 'Cristata Jackson'

The Story

Plant Bio

Dryopteris filix-mas, commonly known as the male fern, is a deciduous fern characterized by its robust, arching fronds and pinnate leaflets, creating a lush, feathery appearance in shaded woodland gardens.

The cultivar Cristata Jackson features distinctive crested fronds with a dramatic, ruffled appearance, making it a striking focal point in shaded plantings.

Uses & Benefits:

Adds lush greenery and texture to shaded gardens, thriving in low light conditions.

Helps maintain soil moisture and prevents erosion in shaded areas.

Provides habitat for forest-floor insects and small wildlife.

SpeciesDryopteris filix-masMale Fern

Essentials

At a Glance

Plant Type

Perennial

Height

30 inches

Width

30 inches

Light

Partial Sun, Shade

Zones

4, 5, 6, 7, 8

Water

Moist

Humidity

High

Lifespan

Perennial

Native To

Europe, Asia, North America

Toxicity

Toxic if ingested

Bloom period

Early spring

In flower about 1 month of the year

Planting

How to Grow

Tuck spores or divisions into moist soil in early spring.
Keep soil consistently moist and shaded during growth.
Mist regularly to maintain humidity for healthy fronds.
Transplant in spring after danger of frost has passed.
Mulch around base to retain moisture and suppress weeds.
Avoid direct sunlight to prevent leaf scorch.

Pro Tip

Maintain high humidity and consistent moisture for best growth.

Keep It Thriving

Care Guide

Do

Water regularly to keep soil moist 🌱
Mulch to retain soil moisture
Prune dead or damaged fronds

Don't

Avoid direct sunlight which can scorch fronds ❌
Do not let soil dry out completely
Avoid heavy fertilization that can burn roots

Seasonal Care Calendar

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

Watch Out For

Pests & Diseases

Common Pests

Common Diseases

In the Garden

Landscape Uses & Companions

Landscape Uses

Shady woodland borderGreen privacy screenMoisture-loving garden bed

Companion Plants

Hosta Astilbe LigulariaJapanese forest grass Ferns

Multiply

Propagation Methods

Good to Know

Common Questions

Cristata Jackson Crested Male Fern questions

What zones can Cristata Jackson Crested Male Fern grow in?

Cristata Jackson Crested Male Fern is hardy in USDA Zones 4–8. Inside that range it survives winter in the ground; outside it, grow it as an annual or a container plant you protect.

Is Cristata Jackson Crested Male Fern deer resistant?

Yes — Cristata Jackson Crested Male Fern is rated deer-resistant. Deer typically pass it over, though extreme hunger can override any plant's defenses.

When does Cristata Jackson Crested Male Fern bloom?

Cristata Jackson Crested Male Fern typically blooms in early spring through early spring. Exact timing shifts a week or two with your zone — Sow's bloom calendar maps it to your garden.

Does Cristata Jackson Crested Male Fern need full sun?

Cristata Jackson Crested Male Fern does best in part shade.