Life Span
Perennial
Biennial
Type
Tree
Herbs, Shrub
Origin
United States, California
Mediterranean, Northern Africa
Types
-
-
Number of Varieties
825
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Temperate Regions
USDA Hardiness Zone
6-95-8
0
99
👆🏻
AHS Heat Zone
9-1
8 - 5
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Spreading
Rosette/Stemless
Plant Size
Minimum Height
1,520.00 cm10.20 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm50.80 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Blue Green
Silver
Leaf Color in Summer
Green, Blue Green
Silver
Leaf Color in Fall
Yellow, Orange, Pink
Silver
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Irregular
Oval with a pointed tip and fine teeth along their edges
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Fast
Type of Soil
-
Clay, Loam, Sand
The pH of Soil
-
Acidic, Neutral, Alkaline
Soil Drainage
-
Well drained
Bloom Time
Spring
Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Never Over-water, 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
-
Clay, Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
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, Apply 10-10-10 amount
Pests and Diseases
Red blotch
Red blotch, Slugs, Snails
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
Coarse
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Snails
Allergy
Pollen
-
Uses
Aesthetic Uses
Borders
Showy Purposes
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
Antiseptic, Astringent
Part of Plant Used
Leaves, Seeds, Wood
Leaves
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Bedding Plant, Container, Mixed Border, Rock Garden / Wall
Botanical Name
QUERCUS douglasii
SALVIA argentea
Common Name
Blue Oak
Silver Clary, Silver Sage
In Hindi
Blue Oak Tree
रजत बाबा
In German
Blaue Eiche
Silver Sage
In French
Bleu Oak Tree
Silver Sage
In Spanish
Azul del árbol de roble
silver Sage
In Greek
Μπλε Oak Tree
Silver Sage
In Portuguese
Carvalho azul
silver Sage
In Polish
Niebieski Oak Tree
silver Sage
In Latin
Blue quercum ligno
Argentum Sage
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Lamiales
Family
Fagaceae
Lamiaceae
Genus
Quercus
Salvia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Mentheae
Subfamily
-
Nepetoideae
Number of Species
20900
1
27800
👆🏻