Life Span
Perennial
Perennial
Type
Tree
Grass
Origin
United States, California
North America, Canada, Mexico
Types
-
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
8100
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Forest edges, Hillside, Woods
USDA Hardiness Zone
6-9-9999
0
99
👆🏻
AHS Heat Zone
9-1
9*1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Spreading
Upright/Erect
Plant Size
Minimum Height
1,520.00 cm150.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Blue, Dark Purple, Light Purple, Red, White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Blue Green
Green, Light Green, Blue Green, Gray Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Yellow, Orange, Pink
Red, Green, Orange, Blue Green, Gray Green, Bronze
Leaf Color in Winter
-
Tan, Sandy Brown
Shape
Leaf Shape
Irregular
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
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
-
Average
Bloom Time
Spring
Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Soil Compaction
Where to Plant?
Ground
Container, Ground
How to Plant?
Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
-
In Summer
Lots of watering
Drought Tolerant, Average Water
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
-
Soil Type
-
-
Soil Drainage Capacity
-
-
Sun Exposure
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
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Pollution, Soil Compaction
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
Fine
Foliage Sheen
-
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bees, Flies
Allergy
Pollen
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
Borders
-
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
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Leaves, Seeds, Wood
Flowers, Root
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
-
Botanical Name
QUERCUS douglasii
PANICUM virgatum 'Northwind'
Common Name
Blue Oak
Northwind Switchgrass, Switchgrass
In Hindi
Blue Oak Tree
Hydrangea
In German
Blaue Eiche
Hortensie
In French
Bleu Oak Tree
Hortensia
In Spanish
Azul del árbol de roble
Hortensia
In Greek
Μπλε Oak Tree
υδραγεία
In Portuguese
Carvalho azul
Hortênsia
In Polish
Niebieski Oak Tree
Hortensja
In Latin
Blue quercum ligno
Hibiscus
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
-
Class
Magnoliopsida
-
Order
Fagales
-
Family
Fagaceae
-
Genus
Quercus
-
Clade
Angiosperms, Eudicots, Rosids
-
Tribe
-
-
Subfamily
-
-
Number of Species
201
1
27800
👆🏻