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
Bergmann's Elm, Chestnut-leafed Elm, Hangzhou Elm
Number of Varieties
3175
0
40000
👆🏻
Habitat
Mountain Slopes, subtropical regions, Tropical Climate, Warmer regions
Woodland Garden Canopy
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 cm3,900.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm3,700.00 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
Ovate
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
Pollution
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings, Tuber propagation, Tubers
Budding, Grafting, Seedlings, Semi-hardwood cuttings, Softwood cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires plenty of water during the growing season, Requires regular watering
Average Water Needs, Do Not over Water, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
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 damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
Complete balanced fertilizer, fertilize in spring
Pests and Diseases
Aphids, Birds
Red blotch
Plant Tolerance
Drought
Pollution
Flowers
✔
✘
✔
✘
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
Birds, Butterflies
Allergy
Diarrhea, Excessive flatus, gastro-intestinal problems
Pollen
Uses
Aesthetic Uses
-
-
Beauty Benefits
-
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree
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, Birthing aid, Haemostatic, Salve
Part of Plant Used
Corms, Fibre, Root, Seeds, Tuber
Bark, Fibre, Leaves
Other Uses
Traditional medicine, Used like flour
Container, String, Used for woodware, Used in paper industry
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 'Augustine'
Common Name
voodoo lily, snake palm, elephant yam
American Elm, Augustine Elm
In Hindi
Konjac
American Elm Tree
In German
Teufelszunge
Amerikanische Ulme
In French
Amorphophallus konjac
Américaine Elm Tree
In Spanish
Amorphophallus konjac
Olmo Americano Árbol
In Greek
Konjac
American Elm Tree
In Portuguese
Amorphophallus konjac
Árvore de olmo americano
In Polish
konjac
Amerykańska Elm Tree
In Latin
Konjac
Latin ulmo
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Alismatales
Urticales
Family
Araceae
Ulmaceae
Genus
Amorphophallus
Ulmus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Thomsonieae
-
Subfamily
Aroideae
-
Number of Species
306
1
27800
👆🏻