Life Span
Biennial
Perennial
Type
Tree
Tree
Origin
Canary Islands
United States, California
Types
Echium pininana
-
Number of Varieties
108
0
40000
👆🏻
Habitat
tropical environments
Woodland Garden Canopy
USDA Hardiness Zone
8-106-9
0
99
👆🏻
AHS Heat Zone
9 - 1
9-1
Sunset Zone
21,22
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Spreading
Plant Size
Minimum Height
240.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
30.00 cm1,370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Light Blue, Blue Violet
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Gray Green
Green, Blue Green
Leaf Color in Summer
Green, Gray Green
Green, Blue Green
Leaf Color in Fall
Green, Gray Green
Yellow, Orange, Pink
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Lobed
Irregular
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Fast
Slow
Type of Soil
Loam, Sand
-
The pH of Soil
Neutral, Alkaline
-
Soil Drainage
Well drained
-
Bloom Time
Early Summer, Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem 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
-
Soil Type
Loam, Sand
-
Soil Drainage Capacity
Well drained
-
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Showy
Insignificant
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
Fine
Medium
Foliage Sheen
Matte
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds
Allergy
-
Pollen
Uses
Aesthetic Uses
Showy Purposes
Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
-
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
Flowers, Leaves
Leaves, Seeds, Wood
Other Uses
Showy Purposes
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Mixed Border, Wildflower
Feature Plant, Shade Trees, Street Trees
Botanical Name
ECHIUM pininana
QUERCUS douglasii
Common Name
Giant Viper's Bugloss, Pine Echium, Tree Echium
Blue Oak
In Hindi
Tree Echium
Blue Oak Tree
In German
Baum Aciam
Blaue Eiche
In French
Arbre ACIAM
Bleu Oak Tree
In Spanish
árbol Aciam
Azul del árbol de roble
In Greek
δέντρο Aciam
Μπλε Oak Tree
In Portuguese
árvore Aciam
Carvalho azul
In Polish
drzewo Aciam
Niebieski Oak Tree
In Latin
lignum Aciam
Blue quercum ligno
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Fagales
Family
Boraginaceae
Fagaceae
Genus
Echium
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
6020
1
27800
👆🏻