Life Span
Perennial
Perennial
Origin
Europe
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Habitat
dry rocky watercourses
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
USDA Hardiness Zone
3-9
4-9
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
1a, 1b, 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
Oval or Rounded
Flower Color
Blue Violet, Lavender, Purple, White
Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Black
Leaf Color in Spring
Green, Sea Green
Green, Light Green
Leaf Color in Summer
Green, Sea Green
Green, Light Green
Leaf Color in Fall
Green, Sea Green
Yellow, Light Yellow, Tan
Leaf Color in Winter
Light Green
-
Leaf Shape
Lanceolate to elliptical
Oval with a pointed tip and fine teeth along their edges
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring, Late Spring, Early Summer
Spring
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Rhizome division
Seedlings
Plant Maintenance
Medium
Low
Watering Requirements
Average Water Needs
Requires a lot of watering, Requires regular watering
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
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, No need to fertilize every year
Pests and Diseases
Aphids, Bacterial leaf spot, Billbugs, Borers, Fungal leaf spots
Aphids, Red blotch, Sawfly Larvae
Plant Tolerance
Drought
Pollution, Soil Compaction, Wet Site
Flower Petal Number
Single
-
Foliage Texture
Coarse
Medium
Foliage Sheen
Matte
Matte
Allergy
Gastric disturbances, Skin irritation
Asthma
Aesthetic Uses
Showy Purposes
Showy Purposes
Environmental Uses
Air purification
Erosion control, Wildlife
Medicinal Uses
Juice of fresh root used for treatment of dropsy
-
Part of Plant Used
Root
Whole plant
Other Uses
Making Perfumes, Used as a flavouring in food
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Cutflower, Feature Plant, Mixed Border
Feature Plant, Shade Trees
Botanical Name
Iris germanica
BETULA nigra
Common Name
German Iris
River Birch
In Hindi
German Iris
River Birch
In German
German Iris
Fluss Birch
In French
German Iris
Birch river
In Spanish
German Iris
river Birch
In Greek
German Iris
ποταμός Birch
In Portuguese
German Iris
river Birch
In Polish
German Iris
Rzeka Birch
In Latin
German Iris
Betula
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Fagales
Family
Iridaceae
Betulaceae
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Season and Care of German Iris and River Birch
Season and care of German Iris and River Birch is important to know. While considering everything about German Iris and River Birch Care, growing season is an essential factor. German Iris season is Spring and Summer and River Birch season is Spring and Summer. The type of soil for German Iris is Clay, Loam, Sand and for River Birch is Clay, Loam, Sand while the PH of soil for German Iris is Acidic, Neutral, Alkaline and for River Birch is Acidic, Neutral.
German Iris and River Birch Physical Information
German Iris and River Birch physical information is very important for comparison. German Iris height is 71.10 cm and width 45.70 cm whereas River Birch height is 1,220.00 cm and width 1,220.00 cm. The color specification of German Iris and River Birch are as follows:
German Iris flower color: Blue Violet, Lavender, Purple and White
German Iris leaf color: Green and Sea Green
River Birch flower color: Yellow and Brown
- River Birch leaf color: Green and Light Green
Care of German Iris and River Birch
Care of German Iris and River Birch include pruning, fertilizers, watering etc. German Iris pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and River Birch pruning is done Prune in the late winter or spring, Remove dead or diseased plant parts and Shape and thin as needed. In summer German Iris needs Lots of watering and in winter, it needs Average Water. Whereas, in summer River Birch needs Lots of watering and in winter, it needs Average Water.