Life Span
Biennial
Perennial
Type
Tree
Shrub
Origin
Canary Islands
China, Japan
Types
Echium pininana
-
Number of Varieties
105
0
40000
👆🏻
Habitat
tropical environments
subtropical regions, Temperate Regions
USDA Hardiness Zone
8-106-9
0
99
👆🏻
AHS Heat Zone
9 - 1
9-7
Sunset Zone
21,22
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
240.00 cm300.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm300.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Blue, Blue Violet
White, Silver
Flower Color Modifier
Bicolor
-
Fruit Color
-
Reddish Plum
Leaf Color in Spring
Green, Gray Green
White, Dark Green, Sienna
Leaf Color in Summer
Green, Gray Green
White, Dark Green, Sienna
Leaf Color in Fall
Green, Gray Green
White, Dark Green, Sienna
Leaf Color in Winter
Light Green
White, Dark Green, Sienna
Shape
Leaf Shape
Lobed
broad, flat
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer
Fall, Late Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Pollution, Salt
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings, Stem Cutting
Cuttings, root cutting, 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, Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
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
Coral Spot, Leaf spot, Red blotch
Plant Tolerance
Drought
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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds
Allergy
-
Toxic
Uses
Aesthetic Uses
Showy Purposes
Bonsai, Cottage Garden, Ground Cover
Beauty Benefits
-
Skin irritation
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Fixes Nitrogen
Plant Benefits
Medicinal Uses
-
Antiasthamatic, Antitussive, Astringent
Part of Plant Used
Flowers, Leaves
Fruits, Leaves, Root, Stem
Other Uses
Showy Purposes
Used as Ornamental plant, Used for making hedge
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Mixed Border, Wildflower
Feature Plant, Hedges, Screening, Wind Break
Botanical Name
ECHIUM pininana
Elaeagnus pungens
Common Name
Giant Viper's Bugloss, Pine Echium, Tree Echium
Silverthorn
In Hindi
Tree Echium
Silverthorn
In German
Baum Aciam
Silverthorn
In French
Arbre ACIAM
Silverthorn
In Spanish
árbol Aciam
Silverthorn
In Greek
δέντρο Aciam
Silverthorn
In Portuguese
árvore Aciam
Silverthorn
In Polish
drzewo Aciam
Silverthorn
In Latin
lignum Aciam
Silverthorn
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Rhamnales
Family
Boraginaceae
Elaeagnaceae
Genus
Echium
Elaeagnus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
6070
1
27800
👆🏻