Life Span
Perennial
Annual and Perennial
Type
Perennial
Tree
Origin
Eastern Europe, Russia, Siberia
United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Types
Iris sibirica
Quercus stellata
Number of Varieties
9020
0
40000
👆🏻
Habitat
Damp shady woods, Pastures
Woodland Garden Canopy
USDA Hardiness Zone
3-85-9
0
99
👆🏻
AHS Heat Zone
7-1
9-4
Sunset Zone
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
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
50.80 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
61.00 cm1,680.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple, Blue Violet
Red, Light Yellow, Tan
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Dark Green
Dark Green
Leaf Color in Summer
Green, Dark Green
Dark Green
Leaf Color in Fall
Green, Dark Green
Orange, Tan, Bronze, Orange Red
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Linear
Elliptic and Ovate
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Slow
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Early Summer, Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Salt
Where to Plant?
Ground
Ground
How to Plant?
Bulbs, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep ground moist
Needs less watering
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
Average
Sun Exposure
Full Sun, Partial 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
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
pollinators
Birds
Allergy
allergic reaction, Skin irritation
-
Uses
Aesthetic Uses
Bog Garden, Showy Purposes, Woodland margins
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Expectorant
Astringent, Emetic, Febrifuge, Tonic
Part of Plant Used
Flowers, Root
Leaves, Seeds, Wood
Other Uses
Used as an insecticide
Used As Food, Used as Ornamental plant, Used in pulpwood and lumber production
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Cutflower, Feature Plant, Foundation, Mixed Border
Feature Plant, Shade Trees, Street Trees
Botanical Name
IRIS sibirica
QUERCUS stellata
Common Name
Siberian Iris
Post Oak
In Hindi
Siberian Iris
पोस्ट ओक
In German
Sibirische Schwertlilie
Post oak
In French
L'Iris de Sibérie
Post oak
In Spanish
Siberian Iris
Post oak
In Greek
Siberian Iris
Post Oak
In Portuguese
Siberian Iris
Post Oak
In Polish
Kosaciec syberyjski
post Oak
In Latin
Siberian Iris
Post quercu
Kingdom
Plantae
Plantae
Phylum
Tracheobionta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Liliales
Fagales
Family
Iridaceae
Fagaceae
Genus
Iris
Quercus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
30090
1
27800
👆🏻