Life Span
Perennial
Perennial
Type
Tree
Shrub
Origin
United States, California
Brazil
Types
-
-
Number of Varieties
825
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Tropical regions
USDA Hardiness Zone
6-99-11
0
99
👆🏻
AHS Heat Zone
9-1
12-8
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, H2, 12, 13, 14, 15, 16, 17, 20, 21, 22, 23, 24
Habit
Spreading
Oval or Rounded
Plant Size
Minimum Height
1,520.00 cm240.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm300.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White, Purple, Lavender
Flower Color Modifier
Bicolor
-
Fruit Color
-
Brown
Leaf Color in Spring
Green, Blue Green
Green, Dark Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Dark Green
Leaf Color in Winter
-
Dark Green
Shape
Leaf Shape
Irregular
Lance shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun
Partial Sun, Partial shade
Growth Rate
Slow
Medium
Type of Soil
-
Loam, Sand
The pH of Soil
-
Acidic, Neutral
Soil Drainage
-
Well drained
Bloom Time
Spring
-
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Full Sun, Heat And Humidity
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Tip cutting
Plant Maintenance
Medium
High
Watering Plants
Watering Requirements
Average Water Needs
Allow soil to be completely dry in between waterings, 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
Soil Type
-
Loam, Sand
Soil Drainage Capacity
-
Well drained
Sun Exposure
Full Sun, Partial Sun
Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Cut or pinch the stems, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Apply 10-10-10 amount, Apply N-P-K, Water soluble fertilizers
Pests and Diseases
Red blotch
Aphids, Mealybugs, Red spider mite, Yellow Leaves
Plant Tolerance
Drought
Full Sun, Heat And Humidity
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
Butterflies
Allergy
Pollen
Toxic
Uses
Aesthetic Uses
Borders
Beautification, Cottage Garden, Ground Cover, Landscape Designing, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
-
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
anti-inflammatory, Antipyretic, Antirheumatic, cathartic, Diuretic, Emetic
Part of Plant Used
Leaves, Seeds, Wood
Flowers
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used as Ornamental plant, Used for its medicinal properties, Used for Landscaping, useful as a ground cover
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Feature Plant, Mixed Border, Tropical
Botanical Name
QUERCUS douglasii
Brunfelsia pauciflora
Common Name
Blue Oak
Raintree, yesterday today and tomorrow, Brazil raintree
In Hindi
Blue Oak Tree
Raintree
In German
Blaue Eiche
raintree
In French
Bleu Oak Tree
raintree
In Spanish
Azul del árbol de roble
raintree
In Greek
Μπλε Oak Tree
Raintree
In Portuguese
Carvalho azul
Raintree
In Polish
Niebieski Oak Tree
Raintree
In Latin
Blue quercum ligno
Raintree
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Solanales
Family
Fagaceae
Solanaceae
Genus
Quercus
Brunfelsia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
Petunioideae
Number of Species
2050
1
27800
👆🏻