Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
World, Pandemic, North America, Europe, Africa, Asia
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
-
-
Number of Varieties
303
0
40000
👆🏻
Habitat
Bluffs, Sandy stream banks, Wooded slopes
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
USDA Hardiness Zone
4-104-9
0
99
👆🏻
AHS Heat Zone
10-1
9-1
Sunset Zone
2b, 3a, 3b, 4, 5, 6
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
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
10.20 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
15.20 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple, Lavender, Blue Violet
Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Black
Leaf Color in Spring
Green
Green, Light Green
Leaf Color in Summer
Green
Green, Light Green
Leaf Color in Fall
Green
Yellow, Light Yellow, Tan
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Long Linear
Oval with a pointed tip and fine teeth along their edges
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
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
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings, Stem Planting, Transplanting
Seedlings
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Medium, Requires watering in the growing season
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
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
Red blotch
Aphids, Red blotch, Sawfly Larvae
Plant Tolerance
Drought
Pollution, Soil Compaction, Wet Site
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
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Insects
-
Allergy
Skin irritation
Asthma
Uses
Aesthetic Uses
Beautification, Ground Cover, Landscape Designing, Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Erosion control, Wildlife
Plant Benefits
Medicinal Uses
Liver problems, Skin Disorders, Treatment of ulcers
-
Part of Plant Used
Flowers, Leaves
Whole plant
Other Uses
Employed in herbal medicine, Used as a spice
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Cutflower, Mixed Border, Rock Garden, Wall
Feature Plant, Shade Trees
Botanical Name
IRIS cristata
BETULA nigra
Common Name
Crested Iris
River Birch
In Hindi
कलगी आइरिस
River Birch
In German
Crested Iris
Fluss Birch
In French
Crested Iris
Birch river
In Spanish
Crested Iris
river Birch
In Greek
Crested Iris
ποταμός Birch
In Portuguese
Crested Iris
river Birch
In Polish
Czubaty Iris
Rzeka Birch
In Latin
iubatum Iris
Betula
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Fagales
Family
Iridaceae
Betulaceae
Genus
Iris
Betula
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
2103
1
27800
👆🏻