Life Span
Perennial
Perennial
Type
Bulb or Corm or Tuber
Bulb or Corm or Tuber
Origin
Southeastern Asia
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
Types
Amorphophallus yunnanensis , Amorphophallus titanum
marginata, sanderiana
Number of Varieties
2001
0
40000
👆🏻
Habitat
Loamy soils, Well Drained
Woodlands
USDA Hardiness Zone
6-114-9
0
99
👆🏻
AHS Heat Zone
12-10
9-4
Sunset Zone
21,22
21,22
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
150.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
90.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Purple, Burgundy
Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Red, Green
Leaf Color in Spring
-
Green
Leaf Color in Summer
Light Green
Light Green
Leaf Color in Fall
Several shades of Green
Several shades of Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Pinnate
Palmate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Partial Sun, Partial shade
Partial shade, Full Shade
Growth Rate
Fast
Medium
Type of Soil
Loam
Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Spring, Late Spring
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting, Vegetative Reproduction
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Allow to dry out slightly between watering, Do Not over Water
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam
Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Partial Sun, Partial shade
Partial shade, Full Shade
Pruning
Generally pruned to waist height, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
fertilize in growing season, organic fertlizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Nematodes, Root mealy bugs
Red blotch
Plant Tolerance
Dry soil, Full Sun, Shade areas
Drought
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
Bold
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Aphids, Bugs, Butterflies
Aphids
Allergy
gastro-intestinal problems, Swelling in mouth
Mouth itching, Sore Throat, Throat itching
Uses
Aesthetic Uses
-
-
Beauty Benefits
Glowing Skin, Maintains teeth healthy, Weightloss
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Food for animals, Food for birds, Very little waste
Air purification
Plant Benefits
Medicinal Uses
Asthma, Burns, Cough, Diabetes
-
Part of Plant Used
Bulbs, Leaves
-
Other Uses
Animal Feed, Can be made into a herbal tea, Cosmetics
Oil is used in mosquito repellents
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edible, Feature Plant, Houseplant, Mixed Border, Tropical
Mixed Border, Wildflower
Botanical Name
AMORPHOPHALLUS konjac
ARISAEMA dracontium
Common Name
Devil's Tongue, Elephant Yam, Konjac
Green Dragon
In Hindi
Konjac
Arisaema dracontium
In German
Teufelszunge
Arisaema dracontium
In French
konjac
Arisaema dracontium
In Spanish
konjac
Arisaema dracontium
In Greek
Konjac
Arisaema dracontium
In Portuguese
konjac
Arisaema dracontium
In Polish
konjac
Arisaema dracontium
In Latin
Konjac
Arisaema dracontium
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Liliopsida
Order
Arales
Arales
Family
Araceae
Araceae
Genus
Amorphophallus
Arisaema
Clade
Angiosperms, Monocots
Angiosperms, Monocots
Tribe
Thomsonieae
Arisaemateae
Subfamily
Aroideae
Aroideae
Number of Species
160
1
27800
👆🏻