Black Oak

Cornflower

About Black Oak and Cornflower

Black Oak

Cornflower

Add ⊕

What is

Life Span

Perennial

Annual and Perennial

Type

Tree

Flowering Plants, Shrubs

Origin

North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada

World/Pandemic, North America, Europe, Russia/Siberia, China, Korea

Types

Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak

Bigleaf hydrangea, Hortensia, Smooth hydrangea, Oakleaf hydrangea, Annabelle

Number of Varieties

20100

0 40000

👆🏻

Habitat

Woodland Garden Canopy

Forest edges, Hillside, Woods

USDA Hardiness Zone

4-82-11

0 99

👆🏻

AHS Heat Zone

8-1

7 - 1

Sunset Zone

2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17

7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24

Habit

Upright/Erect

Information

Plant Size

Minimum Height

2,438.40 cm30.00 cm

0 3900

👆🏻

Minimum Width

1,219.20 cm30.00 cm

0 6350

👆🏻

Plant Color

Flower Color

Red, Light Yellow, Yellow green

Blue, Sky Blue, Indigo, Dark Blue

Flower Color Modifier

Bicolor

Fruit Color

Brown, Sandy Brown, Chocolate

Brown, Sandy Brown

Leaf Color in Spring

Green, Copper

Sea Green, Gray Green

Leaf Color in Summer

Dark Green

Sea Green, Gray Green

Leaf Color in Fall

Orange, Brown, Dark Red

Sea Green, Gray Green

Leaf Color in Winter

Light Green

Shape

Leaf Shape

Lobed

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

Clay, Loam, Sand

Loam, Sand

The pH of Soil

Acidic, Neutral

Acidic, Neutral, Alkaline

Soil Drainage

Average

Well drained

Bloom Time

Spring

Indeterminate

Repeat Bloomer

✔ ✘

Tolerances

Wet Site, Drought

Drought

Care

Where to Plant?

Ground

Container, Ground, Pot

How to Plant?

Seedlings, Transplanting

Seedlings

Plant Maintenance

Medium

Watering Plants

Watering Requirements

Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply

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

Acidic, Neutral

Slightly Acidic

Soil Type

Clay, Loam, Sand

Loamy

Soil Drainage Capacity

Average

Loamy

Sun Exposure

Full Sun, Partial Sun

Full Sun

Pruning

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

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

Fertilizers

All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers

Compost

Pests and Diseases

Red blotch

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

Plant Tolerance

Drought, Wet Site

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

Glossy

Matte

Evergreen

✔ ✘

Invasive

✔ ✘

Self-Sowing

✔ ✘

Attracts

Birds

Butterflies

Allergy

Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough

Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting

Benefits

Uses

Aesthetic Uses

Beautification, Bouquets, Landscape Designing, Showy Purposes

Beauty Benefits

Edible Uses

✔ ✘

Environmental Uses

Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife

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

Plant Benefits

Medicinal Uses

Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever

Fever, Kidney problems, Urinary tract problems

Part of Plant Used

Inner Bark, Leaves, Seeds

Flowers, Root

Other Uses

Tannin, Used as a dye, Used as fuel, Used as insect repellent, 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

Container, Herb

Scientific Name

Botanical Name

QUERCUS velutina

CENTAUREA cyanus

Common Name

Black Oak

Batchelor's Buttons, Cornflower

In Hindi

Black Oak Tree

Hydrangea

In German

Schwarz Oak Tree

Hortensie

In French

Noir Oak Tree

Hortensia

In Spanish

Negro del árbol de roble

Hortensia

In Greek

Black Oak Tree

υδραγεία

In Portuguese

Carvalho Preto

Hortênsia

In Polish

Czarny Dąb

Hortensja

In Latin

Niger 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

Cherokee

Cynareae

Subfamily

Carduoideae

Number of Species

600250

1 27800

👆🏻

Properties of Black Oak and Cornflower

Wondering what are the properties of Black Oak and Cornflower? We provide you with everything About Black Oak and Cornflower. Black Oak doesn't have thorns and Cornflower doesn't have thorns. Also Black Oak does not have fragrant flowers. Black Oak has allergic reactions like Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes and Whooping Cough and Cornflower has allergic reactions like Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes and Whooping Cough. 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 Black Oak and Cornflower and you can choose the plant having best and most benefits.

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Season and Care of Black Oak and Cornflower

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

Black Oak and Cornflower Physical Information

Black Oak and Cornflower physical information is very important for comparison. Black Oak height is 2,438.40 cm and width 1,219.20 cm whereas Cornflower height is 30.00 cm and width 30.00 cm. The color specification of Black Oak and Cornflower are as follows:

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

Care of Black Oak and Cornflower

Care of Black Oak and Cornflower include pruning, fertilizers, watering etc. Black Oak pruning is done Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts and Remove deadheads and Cornflower pruning is done Prune to control growth, Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Black 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.