General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Partial Shade to Full Shade
Minimum cold hardiness: Zone 11 +4.4 °C (40 °F) to +7.2 °C (50 °F)
Plant Height: 3 to 10 feet (.9-3 m)
Fruit: Other: Berry purple when ripe.
Flowers: Showy
Flower Color: Other: Pink to Dark maroon spathe. Rose pink to cream spadix.
Bloom Size: 5"-6"
6"-12"
Underground structures: Tuber
Toxicity: Other: All parts of plant contain calcium oxalate crystals, an irritant to the mouth and esophagus. Toxic to cats and dogs.
Containers: Suitable in 3 gallon or larger
Needs excellent drainage in pots
Miscellaneous: With thorns/spines/prickles/teeth
Goes Dormant

Image
Botanical names
  • Accepted: Anchomanes difformis
  • Synonym: Anchomanes difformis var. welwitschii

Photo Gallery
Location: Botanical Garden Berlin
Date: 2017-01-07
Location: Botanical Garden Meise
Date: 2016-03-20
Location: My greenhouse, Florida
Date: 2022-04-07
these seedlings are growing at lightning speed now
Location: St Louis - MoBOT
Location: z6a MA, my garden
Date: 2014-08-06
Prefers protection from mid-day sun in Massachusetts. A. difformi
Location: My greenhouse, Florida
Date: 2022-01-14
seeds starting to germinate now
Location: My greenhouse, Florida
Date: 2022-03-13
seeds planted 12/19/21 sprouting seedlings now
Location: Royal Botanic Gardens, Kew
Date: 2017-10-09
Photo by Wildbloomers
Location: z6a MA, my garden
Date: 2014-05-16
Those spines are sharp! (but they take a month or so to harden) A
Location: z6a MA, my garden
Date: 2014-05-16
Tubers of Anchomanes should be planted with the top exposed. A. d
Location: My greenhouse, Florida
Date: 2018-09-23
this usually goes dormant in winter for me
Location: BG Meise (Belgium)
Date: 2015-10-23

eMonocot Team Anchomanes CATE Araceae http://araceae.e-monocot.or
Location: Botanischer Garten München-Nymphenburg
Date: 2018-03-11
Location: Botanischer Garten München-Nymphenburg
Location: Mobot, St L. (Missouri Botanical Garden)
Date: 2017-08-09
Location: Mobot, St L. (Missouri Botanical Garden)
Date: 2017-08-09
Location: Nationale Plantentuin Meise (Meise Botanical Garden)
Date: 2024-01-24
Location: Nationale Plantentuin Meise (Meise Botanical Garden)
Photo by RuuddeBlock
Location: z6a MA, my garden
Date: 2014-08-05
A. difformis var. welwitschii.

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