Alocasia, Alligator Alocasia, African Mask, Amazon Elephant's Ear 'Amazonica'

Alocasia

Family
Araceae (a-RAY-see-ee)
Genus
Alocasia (a-loh-KAY-see-uh)
Synonym
Alocasia x amazonica
Sun Exposure
Partial to Full Shade
Foliage
Grown for foliage
Smooth
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
Spacing
12-15 in. (30-38 cm)
15-18 in. (38-45 cm)
Hardiness
USDA Zone 11: above 4.5 °C (40 °F)
Danger
All parts of plant are poisonous if ingested
Bloom Color
White/Near White
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Bulbs
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Where to Grow
Can be grown as an annual
Suitable for growing in containers
Bloom Characteristics
Bloom Size
Other details
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; sow indoors before last frost
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Castro Valley, California

Cloverdale, California

Los Angeles, California

Merced, California

San Bernardino, California

Bartow, Florida

Big Pine Key, Florida

Daytona Beach, Florida

Dunedin, Florida

Islamorada, Florida

Jupiter, Florida

Lecanto, Florida

Miami, Florida

Ocala, Florida

Oldsmar, Florida

Rockledge, Florida

Saint Petersburg, Florida

Sarasota, Florida(2 reports)

Vero Beach, Florida

Wauchula, Florida

Yulee, Florida

Austell, Georgia

Loganville, Georgia

Suwanee, Georgia

Honomu, Hawaii

Kurtistown, Hawaii

Wailuku, Hawaii

Mahomet, Illinois

Quincy, Illinois

Davenport, Iowa

Tompkinsville, Kentucky

Mandeville, Louisiana

New Iberia, Louisiana

Grand Rapids, Michigan

Byhalia, Mississippi

Meridian, Mississippi

New York City, New York

Wantagh, New York

Cincinnati, Ohio

Grants Pass, Oregon

West Linn, Oregon

Columbia, South Carolina

Westmoreland, Tennessee

Baytown, Texas

Houston, Texas(2 reports)

Red Oak, Texas

Seattle, Washington

show all

Featured Videos

Gardener's Notes:

24
positives
6
neutrals
2
negatives
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M
Saint Petersburg, FL (Zone 9a) | April 2015 | positive

I first saw this plant at the Strawberry Festival in Plant City (Florida) and fell in love with it's unusual foliage! I had to have one! ...Read More

W
Lecanto, FL (Zone 9a) | January 2015 | positive

Does well in zone 9b. Comes back in the spring.

A
A
Lake of the Woods, IL | May 2012 | positive

This plant came up in my garden a couple of years ago, under some long-established peonies. I have no memory of planting it an had no id...Read More

M
M
Philadelphia, PA | September 2009 | positive

I was drawn to the alocasia amazonica due to it's dramatic black leaves. My friend calls it the "alligator" plant, but african mask make...Read More

A
Chandler, AZ | June 2009 | neutral

Has anyone had any success with this plant in a SW environment. I'm in AZ, zone 9b - heat and low humidity

P
Wantagh, NY | September 2008 | positive

Fell in love with the dramatic leaves of the plant. Was not successful with the plant at first. I thought, I wasn't going to be successfu...Read More

D
New Iberia, LA | July 2008 | neutral

Did not do well in the little container that came with the plant at all. For a long time I did not get any new growth and the tip of the ...Read More

J
Agawam, MA | June 2008 | positive

I just got this plant and I love it. But, I was wondering if it is supposed to drip water droplets from its leaves. It has a couple of ...Read More

P
Hampton Roads, VA (Zone 7b) | April 2008 | positive

This has been a trial and error plant for me, with my first attempt being a complete failure. My second plant was on its way to becoming ...Read More

T
T
Vero Beach, FL | February 2008 | positive

I bought this as a potted plant several years back. When it started looking bad, probably not enough light and too much water, I stuck i...Read More

H
H
Kingston, TN | December 2007 | neutral

I haven't grown this dramatic looking plant that long, but I've had other experiences with growing alocasias indoors, in winter. I water...Read More

C
Garland, TX | November 2007 | positive

Mine is sitting on top of my refrigerator (very tall ceilings) facing into full light (west and north) with it's 7th leaf rolling out. I...Read More

M
Houston, TX (Zone 9b) | October 2007 | positive

I've had this plant for two to three years on the eastern side of the house which is the woodland side, under the 150' pines. The AC uni...Read More

M
Cloverdale, CA (Zone 9b) | October 2007 | positive

Had mine indoors two years now. Leaves periodically die, but are replaced by new. Came in 100% peat moss. Wasn't doing much up top, but r...Read More

L
Seattle, WA | April 2007 | positive

4/19/2007 from Seattle WA
I've had my alocasia amazonica for about 8 years now. It's been an indoor houseplant only and has huge l...Read More

G
Seattle, WA | July 2006 | positive

I live in seattle,wa.where I purchased this plant about 2 months ago where it seemed to be very healthy.I admit i am new to plant care,w...Read More

B
(Zone 9b) | June 2006 | neutral

I bought this lovely plant about 4 years ago and placed it indoors in a pot, out of direct sunlight but with some filtered light all aro...Read More

M
Tompkinsville, KY | May 2006 | negative

I fell in love with this plant after seeing it on a gardening TV show where a woman grew it in her Florida garden as an understory plant....Read More

A
Ottawa, ON (Zone 5a) | February 2006 | negative

I bought this plant as part of a plan to grow a tropical-effect bower in my very Canadian back yard. This means bringing tropical plants ...Read More

F
Honomu, HI (Zone 11) | February 2005 | positive

We have had some in the yard for quite a while. We are even starting to get volunteers coming up in other areas not even near any now gr...Read More

E
Portland, OR (Zone 8b) | January 2005 | positive

After a lot of research along with trial and error, this plant seems to do best with medium light (or in the shade outside) and moderate ...Read More

H
H
Castro Valley, CA (Zone 9a) | November 2004 | positive

I love mine, and it seems quite happy sitting on the floor against my somewhat shaded full window, it flowered this year and that made me...Read More

T
Walled Lake, MI | June 2004 | positive

I found a lovely specimen in a farmer's market in Toledo, OH. It was blooming and had two lovely, large leaves. It went into a decline ...Read More

J
Sebring, FL (Zone 9b) | January 2004 | neutral

I bought this plant in December, 2003 after a cold snap in Florida, zone 9b. I kept it inside in a highly lit room with no direct sunligh...Read More

D
New Orleans, LA (Zone 9a) | November 2003 | positive

For me, this plant works well as a potted specimen, tucked in amongst ferns, bromeliads and impatiens. And though I'm usually pretty dar...Read More

P
Zachary, LA | October 2003 | neutral

I bought this lovely plant for a houseplant but was not able to get it to grow or live inside at all. I believe it must be grown outside ...Read More

T
T
Flint, TX | October 2003 | positive

I've been growing the African Mask since 1991, first in Arkansas. The first one did not do well indoors with artificial lighting, but did...Read More

L
Vandiver, AL (Zone 7a) | March 2003 | positive

In the south this plants is used as a bedding plant by landscapers in full sun at shopping centers. I have used it in my yard and try to ...Read More

M
M
Ewing, KY (Zone 6a) | March 2003 | positive

I love this one,but it's a little picky - it will not take sun. I tried to grow it in a pot shaded under canna leaves and it didn't do we...Read More

D
| December 2002 | positive

This is a gorgeous plant, but I have had trouble keeping i alive. It has recently grown brown spots on it and the leaves have been deteri...Read More

M
M
| November 2002 | positive

Beautiful, striking leaves.. the one I have boasts very large leaves that look like emerald green velvet. My plant is approx 6 years old...Read More

D
Indianola, IA | September 2002 | positive

Beautiful almost black leaves. Very sharp contrasting veins in the foliage. A stunning, unique houseplant.

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