Life Span
Perennial
Perennial
Type
Tree
Broadleaf Evergreen
Origin
United States, California
California
Types
-
Heteromeles arbutifolia
Number of Varieties
83
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Foot Hills, low mountains, Woodlands
USDA Hardiness Zone
6-98-10
0
99
👆🏻
AHS Heat Zone
9-1
-
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Spreading
Oval or Rounded
Plant Size
Minimum Height
1,520.00 cm180.00 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Red, Orange Red
Leaf Color in Spring
Green, Blue Green
Green, Dark Green
Leaf Color in Summer
Green, Blue Green
Green, Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Green, Dark Green
Leaf Color in Winter
-
Dark Green
Shape
Leaf Shape
Irregular
Elliptic
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
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
Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Salt
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
Does not require water in summer, Requires watering in the growing season
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
-
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, Solid Fertilizers
Pests and Diseases
Red blotch
Bacterial Diseases, Root Pathogen
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
Acidic
Uses
Aesthetic Uses
Borders
Beautification
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Erosion control
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Body Ache, Stomach pain
Part of Plant Used
Leaves, Seeds, Wood
Fruits, Leaves
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Decoration Purposes, Sauces
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Mixed Border, Screening, Wind Break, Topiary, Bonsai, Espalier
Botanical Name
QUERCUS douglasii
HETEROMELES arbutifolia
Common Name
Blue Oak
Christmas Berry, California Holly
In Hindi
Blue Oak Tree
Toyon
In German
Blaue Eiche
Toyon
In French
Bleu Oak Tree
Toyon
In Spanish
Azul del árbol de roble
Toyon
In Greek
Μπλε Oak Tree
Toyon
In Portuguese
Carvalho azul
Toyon
In Polish
Niebieski Oak Tree
Toyon
In Latin
Blue quercum ligno
Toyon
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Rosales
Family
Fagaceae
Rosaceae
Genus
Quercus
Heteromeles
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
Maleae
Subfamily
-
Amygdaloideae
Number of Species
206
1
27800
👆🏻