Life Span
Perennial
Perennial
Origin
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Eastern Europe
Habitat
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
Terrestrial
USDA Hardiness Zone
4-9
4-9
Sunset Zone
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
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
Oval or Rounded
Clump-Forming
Flower Color
Yellow, Brown
Yellow, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Light Green
Green, Sea Green
Leaf Color in Summer
Green, Light Green
Green, Sea Green
Leaf Color in Fall
Yellow, Light Yellow, Tan
Green, Sea Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Oval with a pointed tip and fine teeth along their edges
Lanceolate
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Spring, Late Spring, Early Summer
Tolerances
Wet Site, Pollution, Soil Compaction
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
By dividing rhizomes, tubers, Seedlings
Plant Maintenance
Low
Medium
Watering Requirements
Requires a lot of watering, Requires regular watering
Average Water Needs, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral
Neutral
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, No need to fertilize every year
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Red blotch, Sawfly Larvae
Red blotch
Plant Tolerance
Pollution, Soil Compaction, Wet Site
Drought
Flower Petal Number
-
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Matte
Allergy
Asthma
Skin irritation
Aesthetic Uses
Showy Purposes
Showy Purposes
Environmental Uses
Erosion control, Wildlife
Air purification
Part of Plant Used
Whole plant
-
Other Uses
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees
Alpine, Edging, Mixed Border, Rock Garden, Wall
Botanical Name
BETULA nigra
IRIS pumila
Common Name
River Birch
Dwarf Iris
In Hindi
River Birch
Dwarf Iris
In German
Fluss Birch
Zwergiris
In French
Birch river
Dwarf Iris
In Spanish
river Birch
Enano Iris
In Greek
ποταμός Birch
νάνος Ίρις
In Portuguese
river Birch
Dwarf Iris
In Polish
Rzeka Birch
Dwarf Iris
In Latin
Betula
Iris Dwarf
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Family
Betulaceae
Iridaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Season and Care of River Birch and Dwarf Iris
Season and care of River Birch and Dwarf Iris is important to know. While considering everything about River Birch and Dwarf Iris Care, growing season is an essential factor. River Birch season is Spring, Summer, Fall and Winter and Dwarf Iris season is Spring, Summer, Fall and Winter. The type of soil for River Birch is Clay, Loam, Sand and for Dwarf Iris is Loam, Sand while the PH of soil for River Birch is Acidic, Neutral and for Dwarf Iris is Neutral.
River Birch and Dwarf Iris Physical Information
River Birch and Dwarf Iris physical information is very important for comparison. River Birch height is 1,220.00 cm and width 1,220.00 cm whereas Dwarf Iris height is 10.20 cm and width 15.20 cm. The color specification of River Birch and Dwarf Iris are as follows:
River Birch flower color: Yellow and Brown
River Birch leaf color: Green and Light Green
Dwarf Iris flower color: Yellow, Lavender and Blue Violet
- Dwarf Iris leaf color: Green and Sea Green
Care of River Birch and Dwarf Iris
Care of River Birch and Dwarf Iris include pruning, fertilizers, watering etc. River Birch pruning is done Prune in the late winter or spring, Remove dead or diseased plant parts and Shape and thin as needed and Dwarf Iris pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer River Birch needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Dwarf Iris needs Lots of watering and in winter, it needs Average Water.