Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
United States, California
Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, Canada
Types
-
Amorphophallus konjac
Number of Varieties
83
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Mountain Slopes, subtropical regions, Tropical Climate, Warmer regions
USDA Hardiness Zone
6-94-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
-
Habit
Spreading
Clump-Forming
Plant Size
Minimum Height
1,520.00 cm10.20 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Yellow, Orange
Flower Color Modifier
Bicolor
-
Fruit Color
-
-
Leaf Color in Spring
Green, Blue Green
Green
Leaf Color in Summer
Green, Blue Green
Green
Leaf Color in Fall
Yellow, Orange, Pink
Green
Leaf Color in Winter
-
Green, Purple
Shape
Leaf Shape
Irregular
bipinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Fast
Type of Soil
-
Loam, Sand
The pH of Soil
-
Acidic, Neutral, Alkaline
Soil Drainage
-
Well drained
Bloom Time
Spring
Spring, Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Salt
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Seedlings, Tuber propagation, Tubers
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Requires plenty of water during the growing season, 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
Soil Type
-
Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Aphids, Birds
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
Flower Petal Number
-
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Bold
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Birds
Allergy
Pollen
Diarrhea, Excessive flatus, gastro-intestinal problems
Uses
Aesthetic Uses
Borders
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Boils, bowel syndrome, cholesterol-lowering, Colic, Digestive, Fiber, Low calories, Piles, Stimulates new cell growth, Weight management and satiety
Part of Plant Used
Leaves, Seeds, Wood
Corms, Fibre, Root, Seeds, Tuber
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Traditional medicine, Used like flour
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Container, Edible, Feature Plant, Groundcover, Mixed Border, Rock Garden, Wall, Wildflower
Botanical Name
QUERCUS douglasii
OPUNTIA humifusa
Common Name
Blue Oak
voodoo lily, snake palm, elephant yam
In Hindi
Blue Oak Tree
Konjac
In German
Blaue Eiche
Teufelszunge
In French
Bleu Oak Tree
Amorphophallus konjac
In Spanish
Azul del árbol de roble
Amorphophallus konjac
In Greek
Μπλε Oak Tree
Konjac
In Portuguese
Carvalho azul
Amorphophallus konjac
In Polish
Niebieski Oak Tree
konjac
In Latin
Blue quercum ligno
Konjac
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Alismatales
Family
Fagaceae
Araceae
Genus
Quercus
Amorphophallus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Thomsonieae
Subfamily
-
Aroideae
Number of Species
2030
1
27800
👆🏻