Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Canada
North America
Types
Amorphophallus konjac
Water elm
Number of Varieties
335
0
40000
👆🏻
Habitat
Mountain Slopes, subtropical regions, Tropical Climate, Warmer regions
Floodplains, Hillside, stream banks, Swamps, Upland
USDA Hardiness Zone
4-93-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
-
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
10.20 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm910.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Orange
Green
Flower Color Modifier
-
Bicolor
Fruit Color
-
Tan
Leaf Color in Spring
Green
Light Green
Leaf Color in Summer
Green
Dark Green
Leaf Color in Fall
Green
Light Yellow
Leaf Color in Winter
Green, Purple
-
Shape
Leaf Shape
bipinnate
Oblique base
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring, Late Spring, Early Summer, Summer
Early Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
Cold climate, Drought, Pollution, Salt
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings, Tuber propagation, Tubers
Rooted stem cutting, Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Requires plenty of water during the growing season, Requires regular watering
Average Water Needs, Requires regular watering, Requires watering in the growing season, Water Deeply
In Summer
Lots of watering
Ample Water
In Spring
Moderate
Average Water
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove dead branches, Remove dead or diseased plant parts, Remove hanging branches
Fertilizers
All-Purpose Liquid Fertilizer
Fertilize every year, fertilize in growing season, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Aphids, Birds
Bark beetles, Beetles, Borers, Mites, Moth, Red blotch, Scale
Plant Tolerance
Drought
Cold climate, Drought, Salt
Flowers
Showy
Insignificant
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Bold
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
Diarrhea, Excessive flatus, gastro-intestinal problems
allergic reaction, Asthma
Uses
Aesthetic Uses
-
Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Absorbs greenhouse gases, Absorbs huge amounts of CO2, Air purification, Food for birds, Forms dense stands, Nesting sites for birds, Prevent Soil Erosion, Shelter for wildlife, Wildlife
Plant Benefits
Medicinal Uses
Boils, bowel syndrome, cholesterol-lowering, Colic, Digestive, Fiber, Low calories, Piles, Stimulates new cell growth, Weight management and satiety
Antispasmodic, Astringent
Part of Plant Used
Corms, Fibre, Root, Seeds, Tuber
Bark, Stem, Tree trunks, Wood
Other Uses
Traditional medicine, Used like flour
Used as firewood, Used for woodware, Used in biomass, Used in construction, Used in Furniture, Used in paper industry, Used in pulpwood and lumber production, Wood is used for making furniture, Wood is used for ship building, Wood is used fore making tools, Wood is used in construction, Wood log is used in making fences
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edible, Feature Plant, Groundcover, Mixed Border, Rock Garden, Wall, Wildflower
Feature Plant, Shade Trees, Street Trees
Botanical Name
OPUNTIA humifusa
ULMUS americana
Common Name
voodoo lily, snake palm, elephant yam
American Elm
In Hindi
Konjac
अमेरिकी एल्म
In German
Teufelszunge
amerikanische Ulme
In French
Amorphophallus konjac
orme d'Amérique
In Spanish
Amorphophallus konjac
olmo americano
In Greek
Konjac
American Elm
In Portuguese
Amorphophallus konjac
olmo americano
In Polish
konjac
Amerykański wiązu
In Latin
Konjac
Latin ulmo
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Alismatales
Rosales
Family
Araceae
Ulmaceae
Genus
Amorphophallus
Ulmus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Thomsonieae
-
Subfamily
Aroideae
-
Number of Species
3040
1
27800
👆🏻