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
Habitat
Semi desert, Subtropical climates
Forest edges, Hillside, Woods
USDA Hardiness Zone
7-9
2-11
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
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
Leaf Shape
Irregular
Oblovate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
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
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
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 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
Foliage Texture
Medium
Medium
Foliage Sheen
Glossy
Matte
Attracts
Birds
Butterflies
Allergy
-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting
Aesthetic Uses
-
Beautification, Bouquets, Landscape Designing, Showy Purposes
Environmental Uses
Air purification
Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste
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
No
Yes
Used As Outdoor Plant
Yes
Yes
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
Family
Fagaceae
Asteraceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Importance of Valley Oak and Cornflower
Want to have the most appropriate plant for your garden? You might want to know the importance of Valley Oak and Cornflower. Basically, these two plants vary in many aspects. Compare Valley Oak and Cornflower as they differ in many characteristics such as their life, care, benefits, facts, etc. Every gardener must at least have the slightest clue about the plants he wants to plant in his garden. Compare their benefits, which differ in many ways like facts and uses. The medicinal use of Valley Oak is whereas of Cornflower is Fever, Kidney problems and Urinary tract problems. Valley Oak has beauty benefits as follows: while Cornflower has beauty benefits as follows: .
Compare Facts of Valley Oak vs Cornflower
How to choose the best garden plant for your garden depending upon its facts? Here garden plant comparison will help you to solve this query. Compare the facts of Valley Oak vs Cornflower and know which one to choose. As garden plants have benefits and other uses, allergy is also a major drawback of plants for some people. Allergic reactions of Valley Oak are whereas of Cornflower have Chest tightness, Diarrhea, Dizziness, Nausea and Vomiting respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Valley Oak has showy fruits and Cornflower has no showy fruits. Also Valley Oak is not flowering and Cornflower is not flowering . You can compare Valley Oak and Cornflower facts and facts of other plants too.