Home / Guides / Plant Files / Asphodelaceae

X Alworthia, Hybrid Aloe 'Black Gem'

X Alworthia

Upload Image Print Article

Family

Asphodelaceae (as-foh-del-AY-see-ee)

Info

Genus

X Alworthia (al-WER-thee-uh)

Info

Synonym

Aloe

Height

Unknown - Tell us

Spacing

under 6 in. (15 cm)

Sun Exposure

6-9 in. (15-22 cm)

9-12 in. (22-30 cm)

Danger

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)

Hardiness

Bloom Color

Bloom Time

Foliage

Bloom Time

Bloom Color

Bloom Time

Class

Bloom Time

Bloom Color

Class

Bloom Color

Bloom Time

Other Details

Seed Collecting

Full Sun

Sun to Partial Shade

Fruit Shape

Unknown - Tell us

Fruit Size

Unknown - Tell us

Fruit Colors

Unknown - Tell us

Growing Habit

Grown for foliage

Evergreen

Days to Maturity

Seed Type

Usage

Disease Resistance

Leaf Type

Foliage Color

Bloom Characteristics

Unknown - Tell us

Water Requirements

Tropicals and Tender Perennials

Cactus and Succulents

Where to Grow

Other details

Propagation Methods

Soil pH requirements

Patent Information

Plant Size (check one)

Growing Habit

Growth Rate

Leaf Shape

Leaf Appearance

Degree to which the appearance is present

Unknown - Tell us

Leaf Texture (top)

Unknown - Tell us

Leaf Texture (bottom)

Leaf Color

Color of Leaf Margin

Leaf Substance

Number of Vein Pairs

Appearance of Margin

Margin Width

Flower Shape

Flower Fragrance

Does it set seed?

Flower Size

Flower Type

Blooming Habit

Foliage Habit

Ploidy

Color Patterns

Awards (if applicable)

Unknown - Tell us

Gardener's Notes:

Post Comment

positive

neutral

negative

Sort By:

Post Comment

Sort By:

palmbob

Acton, CA (Zone 8b) | January 2008 | neutral

This is fairly common garden cultivar, but I am unsure what its origins are. I have found one Aloe clone that is a cross-generic hybrid ...Read More

Popular Plants

SEE ALL

Featured

BUG FILES

Monarch

(Danaus plexippus)

BIRD FILES

Striated Pardalote

(Pardalotus striatus)

Featured

BUG FILES

Monarch

(Danaus plexippus)

BIRD FILES

Striated Pardalote

(Pardalotus striatus)

X Alworthia, Hybrid Aloe 'Black Gem'

X Alworthia

Featured Videos

Gardener's Notes:

Get to Know Dave's Garden

Follow Dave's Garden