Life Span
Biennial
Perennial
Type
Tree
Perennial
Origin
Canary Islands
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Canada
Types
Echium pininana
-
Number of Varieties
102
0
40000
👆🏻
Habitat
tropical environments
gardens, Hardwood forests
USDA Hardiness Zone
8-105-7
0
99
👆🏻
AHS Heat Zone
9 - 1
7-5
Sunset Zone
21,22
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
240.00 cm15.20 cm
0
3900
👆🏻
Minimum Width
30.00 cm12.70 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Blue, Blue Violet
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Light Green
Leaf Color in Spring
Green, Gray Green
Green, Blue Green
Leaf Color in Summer
Green, Gray Green
Green, Gray Green
Leaf Color in Fall
Green, Gray Green
Green, Gray Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Lobed
Butterfly shaped
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Partial shade, Full Shade
Growth Rate
Fast
Slow
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings, Stem Cutting
Divison, Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
Medium
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Partial shade, Full Shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove deadheads, Requires very little pruning
Fertilizers
All-Purpose Liquid Fertilizer
No fertilizers needed
Pests and Diseases
Red blotch
Pests and diseases free, Red blotch
Plant Tolerance
Drought
Drought
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
Fine
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Bees, Butterflies
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Cancer, Diuretic
Part of Plant Used
Flowers, Leaves
Flowers, Root
Other Uses
Showy Purposes
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Mixed Border, Wildflower
Feature Plant, Groundcover
Botanical Name
ECHIUM pininana
JEFFERSONIA diphylla
Common Name
Giant Viper's Bugloss, Pine Echium, Tree Echium
-
In Hindi
Tree Echium
Twinleaf
In German
Baum Aciam
Twinleaf
In French
Arbre ACIAM
Twinleaf
In Spanish
árbol Aciam
Twinleaf
In Greek
δέντρο Aciam
Twinleaf
In Portuguese
árvore Aciam
Twinleaf
In Polish
drzewo Aciam
Twinleaf
In Latin
lignum Aciam
Twinleaf
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Ranunculales
Family
Boraginaceae
Berberidaceae
Genus
Echium
Jeffersonia
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
602
1
27800
👆🏻