Black Stem Maidenhair, Giant Maidenhair, Australian Maidenhair
Adiantum formosum

Family: Pteridaceae
Genus: Adiantum (ad-ee-AN-tum) (Info)
Species: formosum (for-MOH-sum) (Info)

Category:

Perennials

Ferns

Foliage Color:

Unknown - Tell us

Bloom Characteristics:

Unknown - Tell us

Water Requirements:

Unknown - Tell us

Where to Grow:

Unknown - Tell us

Height:

18-24 in. (45-60 cm)

24-36 in. (60-90 cm)

36-48 in. (90-120 cm)

Spacing:

Unknown - Tell us

Hardiness:

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)

Sun Exposure:

Partial to Full Shade

Danger:

Unknown - Tell us

Bloom Color:

Inconspicuous/none

Bloom Time:

N/A

Foliage:

Grown for foliage

Evergreen

Other details:

Unknown - Tell us

Soil pH requirements:

Unknown - Tell us

Patent Information:

Non-patented

Propagation Methods:

From spores

Seed Collecting:

N/A: plant does not set seed, flowers are sterile, or plants will not come true from seed

Regional

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

Hayward, California

Gardeners' Notes:

1
positive
1
neutral
0
negatives
RatingContent
Neutral

On Apr 21, 2007, Cretaceous from El Sobrante, CA (Zone 9b) wrote:

Native to Australia and New Zealand.

Positive

On Jun 20, 2006, BayAreaTropics from Hayward, CA wrote:

My short time with having this fern outdoors in the S.F. bay area is that it perfectly hardy, although slow to establish. Planted from a pot late summer last year,it is just sending up the larger,beefier,croziers. A big difference in size.