Life Span
Annual
Perennial
Type
Tree
Perennial
Origin
North America, United States, Mid-Atlantic United States, Southeastern United States
Eastern Europe, Russia, Siberia
Types
Tree
Iris sibirica
Number of Varieties
390
0
40000
👆🏻
Habitat
Banks, Woods
Damp shady woods, Pastures
USDA Hardiness Zone
4-83-8
0
99
👆🏻
AHS Heat Zone
8-1
7-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 14, 15, 16, 17
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
610.00 cm50.80 cm
0
3900
👆🏻
Minimum Width
610.00 cm61.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
White, Purple, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Red
-
Leaf Color in Spring
Green, Purple
Green, Dark Green
Leaf Color in Summer
Green, Dark Green
Green, Dark Green
Leaf Color in Fall
Red, Orange
Green, Dark Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Broadly Ovate
Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Late Spring, Early Summer
Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Bulbs, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water
Keep ground moist
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
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
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
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
pollinators
Allergy
-
allergic reaction, Skin irritation
Uses
Aesthetic Uses
Landscape Designing, Showy Purposes
Bog Garden, Showy Purposes, Woodland margins
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Heart problems
Expectorant
Part of Plant Used
Flowers, Leaves
Flowers, Root
Other Uses
Culinary use, Used As Food, Used for its medicinal properties
Used as an insecticide
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Screening / Wind Break, Shade Trees, Street Trees
Bog Garden, Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
CRATAEGUS phaenopyrum
IRIS sibirica
Common Name
Washington Hawthorn
Siberian Iris
In Hindi
Washington Hawthorn
Siberian Iris
In German
Washington Hagedorn
Sibirische Schwertlilie
In French
washington aubépine
L'Iris de Sibérie
In Spanish
espino Washington
Siberian Iris
In Greek
washington hawthorn
Siberian Iris
In Portuguese
washington espinheiro
Siberian Iris
In Polish
Washington głogu
Kosaciec syberyjski
In Latin
Washington alba
Siberian Iris
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheobionta
Class
Magnoliopsida
Liliopsida
Order
Rosales
Liliales
Family
Rosaceae
Iridaceae
Genus
Crataegus
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
-
Iridoideae
Number of Species
100300
1
27800
👆🏻