Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
World, Pandemic, North America, Europe, Africa, Asia
Types
-
Alizes
Bumblebee Deelite
Maui Moonlight
Langport Wren
Sarah Taylor
Titan's Glory
Thornbird
Jane Phillips
Orinoco Flow
Number of Varieties
310
0
40000
👆🏻
Habitat
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
gardens, Hillside, Riverbanks, Warmer regions, Wet forest
USDA Hardiness Zone
4-9-9999
0
99
👆🏻
AHS Heat Zone
9-1
-
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
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,220.00 cm70.00 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm10.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Brown
White, Yellow, Blue, Purple, Orange, Pink, Rose, Coral, Peach, Burgundy, Lavender, Plum, Orange Red, Dark Salmon, Bronze, Chocolate, Black
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Black
-
Leaf Color in Spring
Green, Light Green
-
Leaf Color in Summer
Green, Light Green
-
Leaf Color in Fall
Yellow, Light Yellow, Tan
-
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Oval with a pointed tip and fine teeth along their edges
Long Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Spring
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site, Pollution, Soil Compaction
Drought
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings
From Rhizomes, Stem Planting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Requires a lot of watering, Requires regular watering
Does not require lot of watering, Keep ground moist, Water when soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, 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 dead leaves, Remove dead or diseased plant parts, Requires very little pruning
Fertilizers
All-Purpose Liquid Fertilizer, No need to fertilize every year
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Red blotch, Sawfly Larvae
Bacterial Diseases, Fungal Diseases, Viruses
Plant Tolerance
Pollution, Soil Compaction, Wet Site
Drought
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, Butterflies
Allergy
Asthma
Asthma
Uses
Aesthetic Uses
Showy Purposes
Beautification, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Erosion control, Wildlife
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Whole plant
Flowers, Leaves, Rhizomes, Root
Other Uses
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Making Perfumes, Oil is used for aromatherapy, Used as a sedative, Used as essential oil
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bedding Plant, Cutflower, Mixed Border, Rock Garden, Wall
Botanical Name
BETULA nigra
IRIS
Common Name
River Birch
Iris
In Hindi
River Birch
Iris
In German
Fluss Birch
Iris
In French
Birch river
Iris
In Spanish
river Birch
Iris
In Greek
ποταμός Birch
Ίρις
In Portuguese
river Birch
Íris
In Polish
Rzeka Birch
Irys
In Latin
Betula
Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Asparagales
Family
Betulaceae
Iridaceae
Genus
Betula
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
3300
1
27800
👆🏻