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Red Alder
Red Alder

Japanese Iris
Japanese Iris



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Red Alder
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Japanese Iris

Compare Red Alder and Japanese Iris

What is

Life Span

Perennial
Perennial

Type

Tree
Perennial

Origin

North America, United States, Northwestern United States, Alaska, California, Canada
Russia, Siberia, China, Japan

Types

-
Iris ensata, Iris japonica

Number of Varieties

3060
0 40000
👆🏻

Habitat

Lowland evergreen rainforest
Boggy areas, gardens, meadows, Shores of rivers or lakes

USDA Hardiness Zone

4-73-9
0 99
👆🏻

AHS Heat Zone

7-1
9-1

Sunset Zone

3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24

Habit

Pyramidal
Clump-Forming

Information

Plant Size

Minimum Height

1,370.00 cm90.00 cm
0 3900
👆🏻

Minimum Width

610.00 cm60.00 cm
0 6350
👆🏻

Plant Color

Flower Color

Yellow, Red, Coral
Lavender, Blue Violet

Flower Color Modifier

Bicolor
Bicolor

Fruit Color

Brown
Brown

Leaf Color in Spring

Green, Dark Green
Green, Light Green

Leaf Color in Summer

Dark Green
Green

Leaf Color in Fall

Dark Green
Green, Brown

Leaf Color in Winter

-
Light Green

Shape

Leaf Shape

Ovate
Linear

Thorns

Season

Plant Season

Spring, Summer, Fall
Spring, Summer

Growing Conditions

Sunlight

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

Growth Rate

Fast
Medium

Type of Soil

Loam, Sand
Clay, Loam, Sand

The pH of Soil

Acidic, Neutral, Alkaline
Acidic, Neutral

Soil Drainage

Average
Well drained

Bloom Time

Early Spring
Early Summer

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
Do Not over Water, Water Deeply, Water slowly, and allow to dry completely between soakings, Water twice a day in the initial period

In Summer

Lots of watering
Lots of watering

In Spring

Moderate
Moderate

In Winter

Average Water
Average Water

Soil

Soil pH

Acidic, Neutral, Alkaline
Acidic, Neutral

Soil Type

Loam, Sand
Clay, Loam, Sand

Soil Drainage Capacity

Average
Well drained

Sun Exposure

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

Pruning

Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Pinching, Remove damaged leaves, Remove dead branches, Remove dead leaves

Fertilizers

All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer, Apply N-P-K, Nitrogen

Pests and Diseases

-
Aphids, Red blotch, Rhizome rot, Slugs, Snails, Viruses

Plant Tolerance

Maritime exposure, Salt water
Drought, Full Sun, Variety of soil types

Facts

Flowers

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
Bees, Butterflies, Flies, Snails

Allergy

-
Skin irritation

Benefits

Uses

Aesthetic Uses

-
Beautification, Bog Garden, Bouquets, Cottage Garden, Showy Purposes

Beauty Benefits

Skin Problems
-

Edible Uses

Environmental Uses

Air purification, Prevent Soil Erosion, Shadow Tree
Air purification

Plant Benefits

Medicinal Uses

Anodyne, Appetizer, Astringent
Alterative, Anthelmintic, Antidote, Appetizer, Depurative, Diuretic, Hepatitis

Part of Plant Used

Flowers, Inner Bark, Sap
Leaves, Root

Other Uses

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

Used As Indoor Plant

Used As Outdoor Plant

Garden Design

Screening / Wind Break, Shade Trees
Bog Garden, Cutflower, Feature Plant, Mixed Border, Water Gardens

Scientific Name

Botanical Name

ALNUS rubra
IRIS ensata

Common Name

Oregon Alder, Red Alder
Iris Japanese iris

In Hindi

red alder
Japanese iris

In German

rot-Erle
Japanese iris

In French

aulne rouge
iris Xapanese

In Spanish

aliso rojo
Iris Xapanese

In Greek

κόκκινη σκλήθρα
ιαπωνική ίριδα

In Portuguese

amieiro vermelho
íris japonesa

In Polish

czerwony olcha
japońskie iris

In Latin

red alnus
Iris Italica

Classification

Kingdom

Plantae
Plantae

Phylum

Magnoliophyta
Tracheophyta

Class

Magnoliopsida
Magnoliopsida

Order

Fagales
Asparagales

Family

Betulaceae
Iridaceae

Genus

Alnus
Iris

Clade

Angiosperms, Eudicots, Rosids
Angiosperms, Monocots

Tribe

-
-

Subfamily

-
-

Number of Species

3560
1 27800
👆🏻

Difference Between Red Alder and Japanese Iris

If you are confused whether Red Alder or Japanese Iris 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 Japanese Iris Information and learn more about it. Fertilizers required for proper growth of Red Alder are All-Purpose Liquid Fertilizer and Nitrogen, whereas for Japanese Iris fertilizers required are All-Purpose Liquid Fertilizer, Apply N-P-K and Nitrogen. Hence, one should know the basic difference between Red Alder and Japanese Iris if you are planning to have them in your garden to enhance its beauty.

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Importance of Red Alder and Japanese Iris

Want to have the most appropriate plant for your garden? You might want to know the importance of Red Alder and Japanese Iris. Basically, these two plants vary in many aspects. Compare Red Alder and Japanese Iris 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 Japanese Iris is Alterative, Anthelmintic, Antidote, Appetizer, Depurative, Diuretic and Hepatitis. Red Alder has beauty benefits as follows: Skin Problems while Japanese Iris has beauty benefits as follows: Skin Problems.

Compare Facts of Red Alder vs Japanese Iris

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 Japanese Iris 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 Japanese Iris have Skin irritation respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. Red Alder has showy fruits and Japanese Iris has no showy fruits. Also Red Alder is not flowering and Japanese Iris is flowering. You can compare Red Alder and Japanese Iris facts and facts of other plants too.