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Big-leaf Holly Fern
Cyrtomium macrophyllum

Family: Dryopteridaceae
Genus: Cyrtomium (sir-TOH-mee-um) (Info)
Species: macrophyllum (mak-roh-FIL-um) (Info)

Category:

Perennials

Height:

18-24 in. (45-60 cm)

Spacing:

12-15 in. (30-38 cm)

Hardiness:

USDA Zone 8a: to -12.2 C (10 F)

USDA Zone 8b: to -9.4 C (15 F)

USDA Zone 9a: to -6.6 C (20 F)

USDA Zone 9b: to -3.8 C (25 F)

USDA Zone 10a: to -1.1 C (30 F)

USDA Zone 10b: to 1.7 C (35 F)

USDA Zone 11: above 4.5 C (40 F)

Sun Exposure:

Partial to Full Shade

Danger:

Unknown - Tell us

Bloom Color:

Inconspicuous/none

Bloom Time:

N/A

Foliage:

Grown for foliage

Evergreen

Herbaceous

Smooth-Textured

Other details:

This plant is suitable for growing indoors

Requires consistently moist soil; do not let dry out between waterings

This plant is resistant to deer

Soil pH requirements:

5.6 to 6.0 (acidic)

6.1 to 6.5 (mildly acidic)

6.6 to 7.5 (neutral)

7.6 to 7.8 (mildly alkaline)

Patent Information:

Unknown - Tell us

Propagation Methods:

From spores

Seed Collecting:

Unknown - Tell us

Regional

This plant has been said to grow in the following regions:

Chesterland, Ohio

Shoreline, Washington

Gardeners' Notes:

No details have been posted.