Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
United States, California
Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Types
-
-
Number of Varieties
815
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Alpine Meadows, shaded woods
USDA Hardiness Zone
6-94-9
0
99
👆🏻
AHS Heat Zone
9-1
9-5
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20
Habit
Spreading
Oval or Rounded
Plant Size
Minimum Height
1,520.00 cm760.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm760.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Red, Purple, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Chocolate
Leaf Color in Spring
Green, Blue Green
Purple, Plum
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Yellow, Yellow green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Irregular
Heart-shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
-
Clay, Loam, Sand
The pH of Soil
-
Acidic, Neutral, Alkaline
Soil Drainage
-
Well drained
Bloom Time
Spring
Early Spring, Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Cuttings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Keep the ground moist but not water-logged
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Acidic, Neutral, Alkaline
Soil Type
-
Clay, Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Prune to stimulate growth, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Bacterial Canker, Verticillium Wilt
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
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
Medium
Foliage Sheen
-
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Birds
Allergy
Pollen
-
Uses
Aesthetic Uses
Borders
Beautification, Formal Garden, Ground Cover, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification, Food for animals, Food for birds, Nesting sites for birds
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
-
Part of Plant Used
Leaves, Seeds, Wood
-
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Beneficial species for attracting pollinators, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Feature Plant, Foundation, Mixed Border, Shade Trees
Botanical Name
QUERCUS douglasii
CERCIS canadensis 'Forest Pansy'
Common Name
Blue Oak
Eastern Redbud, Forest Pansy Redbud
In Hindi
Blue Oak Tree
Forest Pansy Redbud
In German
Blaue Eiche
Forest Pansy Redbud
In French
Bleu Oak Tree
gainier du Canada
In Spanish
Azul del árbol de roble
Cercis canadensis
In Greek
Μπλε Oak Tree
Forest Pansy Redbud
In Portuguese
Carvalho azul
Forest Pansy Redbud
In Polish
Niebieski Oak Tree
Judaszowiec kanadyjski
In Latin
Blue quercum ligno
Forest Pansy Redbud
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Spermatophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Fabales
Family
Fagaceae
Fabaceae
Genus
Quercus
Cercis
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
2025
1
27800
👆🏻