Life Span
Perennial
Perennial
Habitat
dry rocky watercourses
Woodland Garden Canopy
USDA Hardiness Zone
3-9
5-8
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
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Upright/Erect
Flower Color
Blue Violet, Lavender, Purple, White
Rose, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Purple, Brown
Leaf Color in Spring
Green, Sea Green
Red, Crimson, Bronze
Leaf Color in Summer
Green, Sea Green
Green, Blue Green
Leaf Color in Fall
Green, Sea Green
Yellow green
Leaf Color in Winter
Light Green
-
Leaf Shape
Lanceolate to elliptical
Pinnate
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Spring, Late Spring, Early Summer
Spring, Late Spring
Tolerances
Drought
Pollution, Drought, Salt, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Rhizome division
Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Average Water Needs, Needs a lot of water initially, occasional watering once established
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
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut limbs, Prune in winter, Prune up lowest branches, Remove branches, 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
Red blotch
Plant Tolerance
Drought
Drought, Pollution, Salt, Soil Compaction
Flower Petal Number
Single
Single
Foliage Texture
Coarse
Medium
Foliage Sheen
Matte
Matte
Attracts
Butterflies
Birds, Butterflies
Allergy
Gastric disturbances, Skin irritation
Abdominal pain, Depression, Diarrhea, Digestive Problems, gastro-intestinal problems, Kidney Disease, Liver disease, Nausea, Vomiting, weakness
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
Good for skin
Environmental Uses
Air purification
Air purification, Shadow Tree, soil stabilisation
Medicinal Uses
Juice of fresh root used for treatment of dropsy
Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative, Tonic
Part of Plant Used
Root
Flowers, Seeds, Wood
Other Uses
Making Perfumes, Used as a flavouring in food
Fibre, For making oil, Used as a dye, Used as essential oil, Used as fuel, Used for woodware
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Cutflower, Feature Plant, Mixed Border
Feature Plant, Shade Trees, Street Trees
Botanical Name
Iris germanica
ROBINIA 'Purple Robe'
Common Name
German Iris
Hybrid Black Locust, Purple Robe Locust
In Hindi
German Iris
Black Locust Tree
In German
German Iris
Schwarz Locust Tree
In French
German Iris
Noir Arbre Locust
In Spanish
German Iris
Negro del árbol de la langosta
In Greek
German Iris
Μαύρο Locust Tree
In Portuguese
German Iris
Árvore Locust Preto
In Polish
German Iris
Robinii akacjowej Drzewo
In Latin
German Iris
Locusta arbor Niger
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Fabales
Family
Iridaceae
Fabaceae
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Subfamily
Iridoideae
Faboideae
Importance of German Iris and Black Locust
Want to have the most appropriate plant for your garden? You might want to know the importance of German Iris and Black Locust. Basically, these two plants vary in many aspects. Compare German Iris and Black Locust 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 Black Locust is Antispasmodic, Antivinous, Cancer, Cholagogue, Diuretic, Emetic, Emmoiliant, Eye Problems, Febrifuge, Laxative, Purgative and Tonic. German Iris has beauty benefits as follows: while Black Locust has beauty benefits as follows: .
Compare Facts of German Iris vs Black Locust
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 Black Locust 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 Black Locust have Abdominal pain, Depression, Diarrhea, Digestive Problems, gastro-intestinal problems, Kidney Disease, Liver disease, Nausea, Vomiting and weakness respectively. Having a fruit bearing plant in your garden can be a plus point of your garden. German Iris has no showy fruits and Black Locust has no showy fruits. Also German Iris is flowering and Black Locust is flowering. You can compare German Iris and Black Locust facts and facts of other plants too.