Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
Eastern Europe
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
Iris
-
Number of Varieties
253
0
40000
👆🏻
Habitat
Terrestrial
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
USDA Hardiness Zone
4-94-9
0
99
👆🏻
AHS Heat Zone
9-1
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
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
Yellow, Lavender, Blue Violet
Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
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
-
Shape
Leaf Shape
Lanceolate
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
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring, Late Spring, Early Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Ground
Ground
How to Plant?
By dividing rhizomes, tubers, Seedlings
Seedlings
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
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
Neutral
Acidic, Neutral
Soil Type
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
Coarse
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
-
Allergy
Skin irritation
Asthma
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Erosion control, Wildlife
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
-
Whole plant
Other Uses
Used as Ornamental plant
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Alpine, Edging, Mixed Border, Rock Garden, Wall
Feature Plant, Shade Trees
Botanical Name
IRIS pumila
BETULA nigra
Common Name
Dwarf Iris
River Birch
In Hindi
Dwarf Iris
River Birch
In German
Zwergiris
Fluss Birch
In French
Dwarf Iris
Birch river
In Spanish
Enano Iris
river Birch
In Greek
νάνος Ίρις
ποταμός Birch
In Portuguese
Dwarf Iris
river Birch
In Polish
Dwarf Iris
Rzeka Birch
In Latin
Iris Dwarf
Betula
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Liliales
Fagales
Family
Iridaceae
Betulaceae
Genus
Iris
Betula
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
3003
1
27800
👆🏻