Life Span
Annual and Perennial
Perennial
Origin
United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Eastern Europe, Russia, Siberia
Types
Quercus stellata
Iris sibirica
Habitat
Woodland Garden Canopy
Damp shady woods, Pastures
USDA Hardiness Zone
5-9
3-8
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
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
Flower Color
Red, Light Yellow, Tan
White, Purple, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Dark Green
Green, Dark Green
Leaf Color in Summer
Dark Green
Green, Dark Green
Leaf Color in Fall
Orange, Tan, Bronze, Orange Red
Green, Dark Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Elliptic and Ovate
Linear
Plant Season
Spring, Summer, Fall
Summer
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Spring
Early Summer, Summer
Tolerances
Drought, Salt
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Bulbs, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Needs less watering
Keep ground moist
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
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
Insignificant
Yes
Flower Petal Number
-
Single
Foliage Texture
Coarse
Medium
Foliage Sheen
Glossy
Matte
Attracts
Birds
pollinators
Allergy
-
allergic reaction, Skin irritation
Aesthetic Uses
Showy Purposes
Bog Garden, Showy Purposes, Woodland margins
Environmental Uses
Air purification
Air purification
Medicinal Uses
Astringent, Emetic, Febrifuge, Tonic
Expectorant
Part of Plant Used
Leaves, Seeds, Wood
Flowers, Root
Other Uses
Used As Food, Used as Ornamental plant, Used in pulpwood and lumber production
Used as an insecticide
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Feature Plant, Shade Trees, Street Trees
Bog Garden, Cutflower, Feature Plant, Foundation, Mixed Border
Botanical Name
QUERCUS stellata
IRIS sibirica
Common Name
Post Oak
Siberian Iris
In Hindi
पोस्ट ओक
Siberian Iris
In German
Post oak
Sibirische Schwertlilie
In French
Post oak
L'Iris de Sibérie
In Spanish
Post oak
Siberian Iris
In Greek
Post Oak
Siberian Iris
In Portuguese
Post Oak
Siberian Iris
In Polish
post Oak
Kosaciec syberyjski
In Latin
Post quercu
Siberian Iris
Phylum
Magnoliophyta
Tracheobionta
Class
Magnoliopsida
Liliopsida
Family
Fagaceae
Iridaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Season and Care of Post Oak and Siberian Iris
Season and care of Post Oak and Siberian Iris is important to know. While considering everything about Post Oak and Siberian Iris Care, growing season is an essential factor. Post Oak season is Spring, Summer and Fall and Siberian Iris season is Spring, Summer and Fall. The type of soil for Post Oak is Clay, Loam, Sand and for Siberian Iris is Clay, Loam, Sand while the PH of soil for Post Oak is Acidic, Neutral, Alkaline and for Siberian Iris is Acidic, Neutral.
Post Oak and Siberian Iris Physical Information
Post Oak and Siberian Iris physical information is very important for comparison. Post Oak height is 1,830.00 cm and width 1,680.00 cm whereas Siberian Iris height is 50.80 cm and width 61.00 cm. The color specification of Post Oak and Siberian Iris are as follows:
Post Oak flower color: Red, Light Yellow and Tan
Post Oak leaf color: Dark Green
Siberian Iris flower color: White, Purple and Blue Violet
- Siberian Iris leaf color: Green and Dark Green
Care of Post Oak and Siberian Iris
Care of Post Oak and Siberian Iris include pruning, fertilizers, watering etc. Post Oak pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Siberian Iris pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Post Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Siberian Iris needs Lots of watering and in winter, it needs Average Water.