Life Span
Perennial
Perennial
Origin
Europe
North America, United States, Northwestern United States, Alaska, California, Canada
Habitat
dry rocky watercourses
Lowland evergreen rainforest
USDA Hardiness Zone
3-9
4-7
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Upright/Erect
Pyramidal
Flower Color
Blue Violet, Lavender, Purple, White
Yellow, Red, Coral
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Brown
Leaf Color in Spring
Green, Sea Green
Green, Dark Green
Leaf Color in Summer
Green, Sea Green
Dark Green
Leaf Color in Fall
Green, Sea Green
Dark Green
Leaf Color in Winter
Light Green
-
Leaf Shape
Lanceolate to elliptical
Ovate
Plant Season
Spring, Summer
Spring, Summer, Fall
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Spring, Late Spring, Early Summer
Early Spring
Tolerances
Drought
Maritime exposure, Salt water
Where to Plant?
Container, Ground
Ground
How to Plant?
Rhizome division
Layering, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Nitrogen
Pests and Diseases
Aphids, Bacterial leaf spot, Billbugs, Borers, Fungal leaf spots
-
Plant Tolerance
Drought
Maritime exposure, Salt water
Flowers
Yes
Insignificant
Flower Petal Number
Single
-
Foliage Texture
Coarse
Medium
Foliage Sheen
Matte
Glossy
Attracts
Butterflies
Insects
Allergy
Gastric disturbances, Skin irritation
-
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Skin Problems
Environmental Uses
Air purification
Air purification, Prevent Soil Erosion, Shadow Tree
Medicinal Uses
Juice of fresh root used for treatment of dropsy
Anodyne, Appetizer, Astringent
Part of Plant Used
Root
Flowers, Inner Bark, Sap
Other Uses
Making Perfumes, Used as a flavouring in food
Used as a dye, used for making charcoal, Used for making informal hedge
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Cutflower, Feature Plant, Mixed Border
Screening / Wind Break, Shade Trees
Botanical Name
Iris germanica
ALNUS rubra
Common Name
German Iris
Oregon Alder, Red Alder
In Hindi
German Iris
red alder
In German
German Iris
rot-Erle
In French
German Iris
aulne rouge
In Spanish
German Iris
aliso rojo
In Greek
German Iris
κόκκινη σκλήθρα
In Portuguese
German Iris
amieiro vermelho
In Polish
German Iris
czerwony olcha
In Latin
German Iris
red alnus
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Fagales
Family
Iridaceae
Betulaceae
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Importance of German Iris and Red Alder
Want to have the most appropriate plant for your garden? You might want to know the importance of German Iris and Red Alder. Basically, these two plants vary in many aspects. Compare German Iris and Red Alder 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 German Iris is Juice of fresh root used for treatment of dropsy whereas of Red Alder is Anodyne, Appetizer and Astringent. German Iris has beauty benefits as follows: while Red Alder has beauty benefits as follows: .
Compare Facts of German Iris vs Red Alder
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 German Iris vs Red Alder 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 German Iris are Gastric disturbances and Skin irritation whereas of Red Alder have respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. German Iris has no showy fruits and Red Alder has showy fruits. Also German Iris is flowering and Red Alder is not flowering . You can compare German Iris and Red Alder facts and facts of other plants too.