Blue Oak

Cornflower

About Blue Oak and Cornflower

Blue Oak

Cornflower

Add ⊕

What is

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

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

6-92-11

0 99

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AHS Heat Zone

9-1

7 - 1

Sunset Zone

3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 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

Information

Plant Size

Minimum Height

1,520.00 cm30.00 cm

0 3900

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Minimum Width

1,370.00 cm30.00 cm

0 6350

👆🏻

Plant Color

Flower Color

Red, Yellow green

Blue, Sky Blue, Indigo, Dark Blue

Flower Color Modifier

Bicolor

Fruit Color

Brown, Sandy Brown

Leaf Color in Spring

Green, Blue Green

Sea Green, Gray Green

Leaf Color in Summer

Green, Blue Green

Sea Green, Gray Green

Leaf Color in Fall

Yellow, Orange, Pink

Sea Green, Gray Green

Leaf Color in Winter

Light Green

Shape

Leaf Shape

Irregular

Oblovate

Thorns

✔ ✘

Season

Plant Season

Spring, Summer, Fall, Winter

Spring, Summer, Fall

Growing Conditions

Sunlight

Full Sun, Partial Sun

Growth Rate

Slow

Very Fast

Type of Soil

Loam, Sand

The pH of Soil

Acidic, Neutral, Alkaline

Soil Drainage

Well drained

Bloom Time

Spring

Indeterminate

Repeat Bloomer

✔ ✘

Tolerances

Drought

Care

Where to Plant?

Ground

Container, Ground, Pot

How to Plant?

Seedlings

Plant Maintenance

Medium

Watering Plants

Watering Requirements

Average Water Needs

Keep ground moist, Requires a lot of watering, Requires regular watering, Requires watering in the growing season

In Summer

Lots of watering

In Spring

Moderate

In Winter

Average Water

Soil

Soil pH

Slightly Acidic

Soil Type

Loamy

Soil Drainage Capacity

Loamy

Sun Exposure

Full Sun, Partial Sun

Full Sun

Pruning

Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts

Prune to control growth, Remove damaged leaves, Remove dead branches, Remove dead leaves

Fertilizers

All-Purpose Liquid Fertilizer

Compost

Pests and Diseases

Red blotch

Bacterial leaf spot, Botrytis Blight, Leafminers, Mealybugs, Mushroom root rot

Plant Tolerance

Drought

Facts

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

Foliage Sheen

Matte

Evergreen

✔ ✘

Invasive

✔ ✘

Self-Sowing

✔ ✘

Attracts

Birds

Butterflies

Allergy

Pollen

Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting

Benefits

Uses

Aesthetic Uses

Borders

Beautification, Bouquets, Landscape Designing, Showy Purposes

Beauty Benefits

Edible Uses

✔ ✘

Environmental Uses

Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak

Air purification, Food for insects, Indoor Air Purification, Prevent Soil Erosion, Very little waste

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

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, Street Trees

Container, Herb

Scientific Name

Botanical Name

QUERCUS douglasii

CENTAUREA cyanus

Common Name

Blue Oak

Batchelor's Buttons, Cornflower

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

Classification

Kingdom

Plantae

Phylum

Magnoliophyta

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

20250

1 27800

👆🏻

Properties of Blue Oak and Cornflower

Wondering what are the properties of Blue Oak and Cornflower? We provide you with everything About Blue Oak and Cornflower. Blue Oak doesn't have thorns and Cornflower doesn't have thorns. Also Blue Oak does not have fragrant flowers. Blue Oak has allergic reactions like Pollen and Cornflower has allergic reactions like Pollen. Compare all the properties and characteristics of these two plants. Find out which of these plant can be used as indoor plant. If you are interested to decorate your house and garden, find out aesthetic uses, compare them and select the plant which will beautify your surrounding. Along with beautification, try comparing medicinal and edible uses of Blue Oak and Cornflower and you can choose the plant having best and most benefits.

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Season and Care of Blue Oak and Cornflower

Season and care of Blue Oak and Cornflower is important to know. While considering everything about Blue Oak and Cornflower Care, growing season is an essential factor. Blue Oak season is Spring, Summer, Fall and Winter and Cornflower season is Spring, Summer, Fall and Winter. The type of soil for Blue Oak is and for Cornflower is Loam, Sand while the PH of soil for Blue Oak is and for Cornflower is Acidic, Neutral, Alkaline.

Blue Oak and Cornflower Physical Information

Blue Oak and Cornflower physical information is very important for comparison. Blue Oak height is 1,520.00 cm and width 1,370.00 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Blue Oak and Cornflower are as follows:

Blue Oak flower color: Red and Yellow green
Blue Oak leaf color: Green and Blue Green
Cornflower flower color: Blue, Sky Blue, Indigo and Dark Blue
Cornflower leaf color: Sea Green and Gray Green

Care of Blue Oak and Cornflower

Care of Blue Oak and Cornflower include pruning, fertilizers, watering etc. Blue Oak pruning is done Remove damaged leaves, Remove dead branches, Remove dead leaves and Remove dead or diseased plant parts and Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Blue Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Cornflower needs Lots of watering and in winter, it needs Average Water.