Life Span
Perennial
Perennial
Type
Tree
Fruit
Origin
United States, California
Europe, Western Asia
Types
-
Green Anjou, Red Anjou, Bartlett
Number of Varieties
83000
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Humid climates, moist forests
USDA Hardiness Zone
6-93-8
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
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18
Habit
Spreading
Oval or Rounded
Plant Size
Minimum Height
1,520.00 cm1,219.20 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm800.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White
Flower Color Modifier
Bicolor
-
Fruit Color
-
White, Yellow, Red, Green, Yellow green
Leaf Color in Spring
Green, Blue Green
Light Pink, Red, Green, Light Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Yellow, Orange, Pink
Purple, Dark Green, Burgundy
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Irregular
Oval with a pointed tip and fine teeth along their edges
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Early Spring, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Slow
Medium
Type of Soil
-
Loamy, Sandy
The pH of Soil
-
Acidic
Soil Drainage
-
Well drained
Bloom Time
Spring
Fall, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings
Grafting, Seedlings
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
Medium, Water less during winter, Water more in summer, when new, water every week
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
-
-
Soil Type
-
-
Soil Drainage Capacity
-
-
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
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Ammonium Nitrate, Fertilize the soil before planting
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
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
Aphids, Birds, Butterflies, Pear psylla
Allergy
Pollen
Anaphylaxis, Digestive Problems, Itchiness, Swelling
Uses
Aesthetic Uses
Borders
Cottage Garden
Beauty Benefits
-
Good for skin, Improve skin tone, Making cosmetics, Moisturizing, Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification, Shadow Tree
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Cancer, Cardiovascular problems, cholesterol-lowering, Detox, Diabetes, Energy, Fiber, Heart problems, High blood pressure, Obesity, Treating diverticulosis, Weight loss
Part of Plant Used
Leaves, Seeds, Wood
Bark, Fruits, Leaves
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Food
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
-
Botanical Name
QUERCUS douglasii
PYRUS communis
Common Name
Blue Oak
Pear
In Hindi
Blue Oak Tree
नाशपाती
In German
Blaue Eiche
Birne
In French
Bleu Oak Tree
Poire
In Spanish
Azul del árbol de roble
Pera
In Greek
Μπλε Oak Tree
Αχλάδι
In Portuguese
Carvalho azul
Pera
In Polish
Niebieski Oak Tree
Gruszka
In Latin
Blue quercum ligno
Orbis
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Vascular plant
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Rosales
Family
Fagaceae
Rosaceae
Genus
Quercus
Pyrus
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Tribe
-
Maleae
Subfamily
-
Amygdaloideae
Number of Species
2030
1
27800
👆🏻