Life Span
Perennial
Perennial
Type
Sedge or Rush
Tree
Origin
Northeastern United States, Western Europe
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
-
Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak
Number of Varieties
2520
0
40000
👆🏻
Habitat
Grassland, moorlands
Woodland Garden Canopy
USDA Hardiness Zone
4-84-8
0
99
👆🏻
AHS Heat Zone
8-4
8-1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
15.20 cm2,438.40 cm
0
3900
👆🏻
Minimum Width
15.20 cm1,219.20 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow green
Red, Light Yellow, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light brown
Brown, Sandy Brown, Chocolate
Leaf Color in Spring
Blue Green, Gray Green, Gray
Green, Copper
Leaf Color in Summer
Blue Green, Gray Green, Gray
Dark Green
Leaf Color in Fall
Blue Green, Gray Green, Gray
Orange, Brown, Dark Red
Leaf Color in Winter
-
-
Shape
Leaf Shape
Long hair-like leaves
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Early Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Wet Site, Drought
Where to Plant?
Ground
Ground
How to Plant?
Divison
Seedlings, Transplanting
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
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
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
Pests and Diseases
Aphids, Brown Spots, Galls
Red blotch
Plant Tolerance
Drought
Drought, Wet Site
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
Fine
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Wildlife
Birds
Allergy
-
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Uses
Aesthetic Uses
Cottage Garden, Ground Cover, Landscape Designing
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Plant Benefits
Medicinal Uses
-
Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever
Part of Plant Used
Leaves
Inner Bark, Leaves, Seeds
Other Uses
Used for Landscaping
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edging, Groundcover, Mixed Border
Feature Plant, Shade Trees
Botanical Name
CAREX flacca
QUERCUS velutina
Common Name
blue sedge, gray carex, glaucous sedge, carnation-grass
Black Oak
In Hindi
ब्लू सेज
Black Oak Tree
In German
Blau-Segge
Schwarz Oak Tree
In French
Bleu carex
Noir Oak Tree
In Spanish
azul de la juncia
Negro del árbol de roble
In Greek
μπλε σπαθόχορτο
Black Oak Tree
In Portuguese
azul Sedge
Carvalho Preto
In Polish
niebieski turzyca
Czarny Dąb
In Latin
blue Sedge
Niger quercum ligno
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Cyperales
Fagales
Family
Cyperaceae
Fagaceae
Genus
Carex
Quercus
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
Cherokee
Subfamily
-
-
Number of Species
2000600
1
27800
👆🏻