Life Span
Annual and Perennial
Perennial
Type
Tree
Sedge or Rush
Origin
United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Northeastern United States, Western Europe
Types
Quercus stellata
-
Number of Varieties
2025
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Grassland, moorlands
USDA Hardiness Zone
5-94-8
0
99
👆🏻
AHS Heat Zone
9-4
8-4
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,830.00 cm15.20 cm
0
3900
👆🏻
Minimum Width
1,680.00 cm15.20 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Light Yellow, Tan
Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Light brown
Leaf Color in Spring
Dark Green
Blue Green, Gray Green, Gray
Leaf Color in Summer
Dark Green
Blue Green, Gray Green, Gray
Leaf Color in Fall
Orange, Tan, Bronze, Orange Red
Blue Green, Gray Green, Gray
Leaf Color in Winter
-
-
Shape
Leaf Shape
Elliptic and Ovate
Long hair-like leaves
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Spring
Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Divison
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Needs less watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Partial Sun, Partial shade
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
Aphids, Brown Spots, Galls
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Insignificant
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Wildlife
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
Cottage Garden, Ground Cover, Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Astringent, Emetic, Febrifuge, Tonic
-
Part of Plant Used
Leaves, Seeds, Wood
Leaves
Other Uses
Used As Food, Used as Ornamental plant, Used in pulpwood and lumber production
Used for Landscaping
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Edging, Groundcover, Mixed Border
Botanical Name
QUERCUS stellata
CAREX flacca
Common Name
Post Oak
blue sedge, gray carex, glaucous sedge, carnation-grass
In Hindi
पोस्ट ओक
ब्लू सेज
In German
Post oak
Blau-Segge
In French
Post oak
Bleu carex
In Spanish
Post oak
azul de la juncia
In Greek
Post Oak
μπλε σπαθόχορτο
In Portuguese
Post Oak
azul Sedge
In Polish
post Oak
niebieski turzyca
In Latin
Post quercu
blue Sedge
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Cyperales
Family
Fagaceae
Cyperaceae
Genus
Quercus
Carex
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
-
Subfamily
-
-
Number of Species
902000
1
27800
👆🏻