Life Span
Biennial
Perennial
Type
Tree
Perennial
Origin
Canary Islands
North America, Northern Europe, Russia, Siberia
Types
Echium pininana
-
Number of Varieties
101
0
40000
👆🏻
Habitat
tropical environments
Open areas, pine woods
USDA Hardiness Zone
8-102-6
0
99
👆🏻
AHS Heat Zone
9 - 1
6-1
Sunset Zone
21,22
A1, A2, A3, 1a, 1b, 2a, 2b, 4, 5, 6, 14, 15, 16, 17
Habit
Upright/Erect
Mat-forming
Plant Size
Minimum Height
240.00 cm510.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Blue, Blue Violet
Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Gray Green
Green
Leaf Color in Summer
Green, Gray Green
Green
Leaf Color in Fall
Green, Gray Green
Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Lobed
Oval
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Loam
The pH of Soil
Neutral, Alkaline
Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer
Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Cutting
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Medium
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic
Soil Type
Loam, Sand
Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
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
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Bees, Flies, Insects
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Ground Cover
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Headache, Mildly painful menstruation, tonic in pregnancy
Part of Plant Used
Flowers, Leaves
Leaves
Other Uses
Showy Purposes
useful as a ground cover
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Mixed Border, Wildflower
Container, Edging, Groundcover, Wildflower
Botanical Name
ECHIUM pininana
LINNAEA borealis
Common Name
Giant Viper's Bugloss, Pine Echium, Tree Echium
Twinflower
In Hindi
Tree Echium
Twinflower
In German
Baum Aciam
Twinflower
In French
Arbre ACIAM
Twinflower
In Spanish
árbol Aciam
Twinflower
In Greek
δέντρο Aciam
Twinflower
In Portuguese
árvore Aciam
Twinflower
In Polish
drzewo Aciam
zimoziół
In Latin
lignum Aciam
Twinflower
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Dipsacales
Family
Boraginaceae
Caprifoliaceae
Genus
Echium
Linnaea
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
Linnaeeae
Subfamily
-
Linnaeoideae
Number of Species
601
1
27800
👆🏻