Life Span
Perennial
Perennial
Type
Tree
Shrub
Origin
United States, California
-
Types
-
Calycanthus floridus floridus, Calycanthus floridus glaucus
Number of Varieties
82
0
40000
👆🏻
Habitat
Woodland Garden Canopy
shaded woods, Woodlands
USDA Hardiness Zone
6-95-8
0
99
👆🏻
AHS Heat Zone
9-1
9-4
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 20, 21, 22
Habit
Spreading
Spreading
Plant Size
Minimum Height
1,520.00 cm180.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm240.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White, Light Yellow, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green
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, Light Yellow, Gold
Leaf Color in Winter
-
-
Shape
Leaf Shape
Irregular
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
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
-
Acidic, Neutral
Soil Drainage
-
Well drained
Bloom Time
Spring
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Shade areas
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Cuttings, Divison, Seedlings, Suckers
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
Acidic, Neutral
Soil Type
-
Clay, Loam, Sand
Soil Drainage Capacity
-
Well drained
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 flowers, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Bacterial Gall, Powdery mildew
Plant Tolerance
Drought
Drought, Shade areas
Flowers
Insignificant
Showy
Flower Petal Number
-
Semi-Double
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, Insects
Allergy
Pollen
Toxic if not prepared properly
Uses
Aesthetic Uses
Borders
Beautification, Cottage Garden
Beauty Benefits
-
-
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
Antispasmodic, Cardiac, Disinfectant, Diuretic
Part of Plant Used
Leaves, Seeds, Wood
Bark, Root
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Culinary use, Disinfectant, Repellent
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Feature Plant, Foundation, Mixed Border, Screening, Wind Break
Botanical Name
QUERCUS douglasii
Calycanthus floridus
Common Name
Blue Oak
Sweetshrub
In Hindi
Blue Oak Tree
sweetshrub
In German
Blaue Eiche
sweetshrub
In French
Bleu Oak Tree
sweetshrub
In Spanish
Azul del árbol de roble
sweetshrub
In Greek
Μπλε Oak Tree
sweetshrub
In Portuguese
Carvalho azul
sweetshrub
In Polish
Niebieski Oak Tree
sweetshrub
In Latin
Blue quercum ligno
sweetshrub
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Laurales
Family
Fagaceae
Calycanthaceae
Genus
Quercus
Calycanthus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Magnoliids
Tribe
-
-
Subfamily
-
-
Number of Species
204
1
27800
👆🏻