Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
United States, California
North America, Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States, South-Central United States, Canada
Types
-
-
Number of Varieties
820
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Woodland Garden Canopy
USDA Hardiness Zone
6-93-11
0
99
👆🏻
AHS Heat Zone
9-1
10-1
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Upright/Erect
Plant Size
Minimum Height
1,520.00 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm8.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Tan, Sandy Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green, Sandy Brown
Leaf Color in Spring
Green, Blue Green
Green
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Yellow, Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Irregular
oblong or obovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
-
Clay, Loam, Sand
The pH of Soil
-
Neutral, Alkaline
Soil Drainage
-
Average
Bloom Time
Spring
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Neutral, Alkaline
Soil Type
-
Clay, Loam, Sand
Soil Drainage Capacity
-
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Any balanced general purpose fertilizer
Pests and Diseases
Red blotch
Blackspot mold
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Insignificant
Flower Petal Number
-
-
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
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Beetles, Birds
Allergy
Pollen
Miscarriage, Rash
Uses
Aesthetic Uses
Borders
-
Beauty Benefits
-
Beautiful Skin, Heals Damaged Hair, Strong, beautiful hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Demulcent, Diuretic, Expectorant, Nutritive
Part of Plant Used
Leaves, Seeds, Wood
Fruits, Inner Bark, Leaves
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Chewed as a thirst quencher, Tea-like beverage can be brewed, Used as a thickener in soups, Used to make a twine
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Shade Trees
Botanical Name
QUERCUS douglasii
ULMUS rubra
Common Name
Blue Oak
Slippery Elm
In Hindi
Blue Oak Tree
Slippery Elm
In German
Blaue Eiche
Rotulme
In French
Bleu Oak Tree
Slippery Elm
In Spanish
Azul del árbol de roble
olmo resbaladizo
In Greek
Μπλε Oak Tree
Slippery Elm
In Portuguese
Carvalho azul
Slippery Elm
In Polish
Niebieski Oak Tree
Slippery Elm
In Latin
Blue quercum ligno
Lubricus Elm
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Urticales
Family
Fagaceae
Ulmaceae
Genus
Quercus
Ulmus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
2020
1
27800
👆🏻