Life Span
Perennial
Perennial
Type
Tree
Tree
Origin
Southwestern United States, Mexico, Central America, South America, Argentina, Brazil
United States, California
Types
Yellow elder, Ginger thomas
-
Number of Varieties
38
0
40000
👆🏻
Habitat
Subtropical climates, Tropical regions
Woodland Garden Canopy
USDA Hardiness Zone
8-156-9
0
99
👆🏻
AHS Heat Zone
12-10
9-1
Sunset Zone
H1, H2, 10, 12, 13, 21, 22, 23, 24
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Arching/Fountain-shaped
Spreading
Plant Size
Minimum Height
300.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
120.00 cm1,370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Lemon yellow
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green
-
Leaf Color in Spring
Green, Dark Green
Green, Blue Green
Leaf Color in Summer
Dark Green
Green, Blue Green
Leaf Color in Fall
Dark Green
Yellow, Orange, Pink
Leaf Color in Winter
Dark Green
-
Shape
Leaf Shape
Lance shaped
Irregular
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Slow
Type of Soil
Loam, Sand
-
The pH of Soil
Acidic, Neutral, Alkaline
-
Soil Drainage
Well drained
-
Bloom Time
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall, Fall, Late Fall, Early Winter
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Cold climate, Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Never Over-water, Requires regular watering
Average Water Needs
In Summer
Ample Water
Lots of watering
In Spring
Average Water
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
-
Soil Type
Loam, Sand
-
Soil Drainage Capacity
Well drained
-
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Prune in winter, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen, Phosphorous, Potassium
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch, Sawfly Larvae
Red blotch
Plant Tolerance
Cold climate, Drought
Drought
Flowers
Showy
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
Medium
Medium
Foliage Sheen
Matte
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Hummingbirds, Butterflies
Birds
Allergy
Asthma
Pollen
Uses
Aesthetic Uses
Beautification, Landscape Designing, Showy Purposes
Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for insects
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
Diuretic
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
-
Leaves, Seeds, Wood
Other Uses
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Feature Plant, Foundation, Hedges, Mixed Border, Tropical
Feature Plant, Shade Trees, Street Trees
Botanical Name
TECOMA stans
QUERCUS douglasii
Common Name
Esperanza , Yellow Trumpetbush
Blue Oak
In Hindi
Esperanza
Blue Oak Tree
In German
Esperanza
Blaue Eiche
In French
Esperanza
Bleu Oak Tree
In Spanish
Esperanza
Azul del árbol de roble
In Greek
Esperanza
Μπλε Oak Tree
In Portuguese
Esperanza
Carvalho azul
In Polish
Esperanza
Niebieski Oak Tree
In Latin
Esperanza
Blue quercum ligno
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Fagales
Family
Bignoniaceae
Fagaceae
Genus
Tecoma
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Tecomeae
-
Subfamily
-
-
Number of Species
1420
1
27800
👆🏻