Life Span
Perennial
Annual and Perennial
Type
Tree
Flowering Plants, Shrubs
Origin
United States, California
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea
Types
Quercus lobata
Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle
Number of Varieties
10100
0
40000
👆🏻
Habitat
Semi desert, Subtropical climates
Forest edges, Hillside, Woods
USDA Hardiness Zone
7-92-11
0
99
👆🏻
AHS Heat Zone
9-6
7 - 1
Sunset Zone
3b, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Upright/Erect
Plant Size
Minimum Height
1,650.00 cm30.00 cm
0
3900
👆🏻
Minimum Width
1,680.00 cm30.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Blue, Sky Blue, Indigo, Dark Blue
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sienna, Chocolate
Brown, Sandy Brown
Leaf Color in Spring
Green
Sea Green, Gray Green
Leaf Color in Summer
Dark Green
Sea Green, Gray Green
Leaf Color in Fall
Yellow, Yellow green, Gold
Sea Green, Gray Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Irregular
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Very Fast
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Spring
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Form a Soil ring to water efficiently, Keep ground moist, Requires watering in the growing season, Water more in summer, Water when soil is dry
Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Slightly Acidic
Soil Type
Clay, Loam
Loamy
Soil Drainage Capacity
Average
Loamy
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Don't prune in winter, No pruning needed in the early stages, Prune if you want to improve plant shape, Remove deadheads
Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Compost
Pests and Diseases
Fungal Diseases
Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot
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
Medium
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Uses
Aesthetic Uses
-
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
Plant Benefits
Medicinal Uses
-
Fever, Kidney problems, Urinary tract problems
Part of Plant Used
Bark, Leaves, Wood
Flowers, Root
Other Uses
Cattle Fodder, Used by tanners in tanning leather, Used in making musical instruments, Wood is used for making furniture, Wood is used for ship building, Wood is used in construction
Can be made into a herbal tea, Decoration Purposes, Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Container, Herb
Botanical Name
QUERCUS lobata
CENTAUREA cyanus
Common Name
California Swamp Oak, California White Oak, Roble Oak, Valley Oak
Batchelor's Buttons, Cornflower
In Hindi
घाटी ओक
Hydrangea
In German
Tal Eiche
Hortensie
In French
Oak Valley
Hortensia
In Spanish
valle del roble
Hortensia
In Greek
Valley Oak
υδραγεία
In Portuguese
vale Oak
Hortênsia
In Polish
Dolina Oak
Hortensja
In Latin
Oak vallis
Hibiscus
Kingdom
Plantae
Plantae
Phylum
-
Anthophyta
Class
-
Magnoliopsida
Order
Fagales
Asterales
Family
Fagaceae
Asteraceae
Genus
Quercus
Centaurea
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
Cynareae
Subfamily
-
Carduoideae
Number of Species
600250
1
27800
👆🏻