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Red Alder
Red Alder

Cornflower
Cornflower



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Red Alder
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Cornflower

Compare Red Alder and Cornflower

What is

Life Span

Perennial
Annual and Perennial

Type

Tree
Flowering Plants, Shrubs

Origin

North America, United States, Northwestern United States, Alaska, California, Canada
World/Pandemic, North America, Europe, Russia/Siberia, China, Korea

Types

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

Number of Varieties

30100
0 40000
👆🏻

Habitat

Lowland evergreen rainforest
Forest edges, Hillside, Woods

USDA Hardiness Zone

4-72-11
0 99
👆🏻

AHS Heat Zone

7-1
7 - 1

Sunset Zone

3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24

Habit

Pyramidal
Upright/Erect

Information

Plant Size

Minimum Height

1,370.00 cm30.00 cm
0 3900
👆🏻

Minimum Width

610.00 cm30.00 cm
0 6350
👆🏻

Plant Color

Flower Color

Yellow, Red, Coral
Blue, Sky Blue, Indigo, Dark Blue

Flower Color Modifier

Bicolor
Bicolor

Fruit Color

Brown
Brown, Sandy Brown

Leaf Color in Spring

Green, Dark Green
Sea Green, Gray Green

Leaf Color in Summer

Dark Green
Sea Green, Gray Green

Leaf Color in Fall

Dark Green
Sea Green, Gray Green

Leaf Color in Winter

-
Light Green

Shape

Leaf Shape

Ovate
Oblovate

Thorns

Season

Plant Season

Spring, Summer, Fall
Spring, Summer, Fall

Growing Conditions

Sunlight

Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun

Growth Rate

Fast
Very Fast

Type of Soil

Loam, Sand
Loam, Sand

The pH of Soil

Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline

Soil Drainage

Average
Well drained

Bloom Time

Early Spring
Indeterminate

Repeat Bloomer

Tolerances

Maritime exposure, Salt water
Drought

Care

Where to Plant?

Ground
Container, Ground, Pot

How to Plant?

Layering, Seedlings
Seedlings

Plant Maintenance

Medium
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
Lots of watering

In Spring

Moderate
Moderate

In Winter

Average Water
Average Water

Soil

Soil pH

Acidic, Neutral, Alkaline
Slightly Acidic

Soil Type

Loam, Sand
Loamy

Soil Drainage Capacity

Average
Loamy

Sun Exposure

Full Sun, Partial Sun, Partial shade
Full Sun

Pruning

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

Fertilizers

All-Purpose Liquid Fertilizer, Nitrogen
Compost

Pests and Diseases

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

Plant Tolerance

Maritime exposure, Salt water
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
Medium

Foliage Sheen

Glossy
Matte

Evergreen

Invasive

Self-Sowing

Attracts

Insects
Butterflies

Allergy

-
Chest tightness, Diarrhea, Dizziness, Nausea, Vomiting

Benefits

Uses

Aesthetic Uses

-
Beautification, Bouquets, Landscape Designing, Showy Purposes

Beauty Benefits

Skin Problems
-

Edible Uses

Environmental Uses

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

Plant Benefits

Medicinal Uses

Anodyne, Appetizer, Astringent
Fever, Kidney problems, Urinary tract problems

Part of Plant Used

Flowers, Inner Bark, Sap
Flowers, Root

Other Uses

Used as a dye, used for making charcoal, Used for making informal hedge
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

Screening / Wind Break, Shade Trees
Container, Herb

Scientific Name

Botanical Name

ALNUS rubra
CENTAUREA cyanus

Common Name

Oregon Alder, Red Alder
Batchelor's Buttons, Cornflower

In Hindi

red alder
Hydrangea

In German

rot-Erle
Hortensie

In French

aulne rouge
Hortensia

In Spanish

aliso rojo
Hortensia

In Greek

κόκκινη σκλήθρα
υδραγεία

In Portuguese

amieiro vermelho
Hortênsia

In Polish

czerwony olcha
Hortensja

In Latin

red alnus
Hibiscus

Classification

Kingdom

Plantae
Plantae

Phylum

Magnoliophyta
Anthophyta

Class

Magnoliopsida
Magnoliopsida

Order

Fagales
Asterales

Family

Betulaceae
Asteraceae

Genus

Alnus
Centaurea

Clade

Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots

Tribe

-
Cynareae

Subfamily

-
Carduoideae

Number of Species

35250
1 27800
👆🏻

Difference Between Red Alder and Cornflower

If you are confused whether Red Alder or Cornflower are same, here are some features about those plants to help you choose better. Many people think that these two plants have the same characteristics, but one can see Red Alder and Cornflower Information and learn more about it. Fertilizers required for proper growth of Red Alder are All-Purpose Liquid Fertilizer and Nitrogen, whereas for Cornflower fertilizers required are Compost. Hence, one should know the basic difference between Red Alder and Cornflower if you are planning to have them in your garden to enhance its beauty.

<Flowering Plants

Importance of Red Alder and Cornflower

Want to have the most appropriate plant for your garden? You might want to know the importance of Red Alder and Cornflower. Basically, these two plants vary in many aspects. Compare Red Alder 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 Red Alder is Anodyne, Appetizer and Astringent whereas of Cornflower is Fever, Kidney problems and Urinary tract problems. Red Alder has beauty benefits as follows: Skin Problems while Cornflower has beauty benefits as follows: Skin Problems.

Compare Facts of Red Alder 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 Red Alder 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 Red Alder 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. Red Alder has showy fruits and Cornflower has no showy fruits. Also Red Alder is not flowering and Cornflower is not flowering . You can compare Red Alder and Cornflower facts and facts of other plants too.