Life Span
Perennial
Annual
Type
Tree
Flowering Plants
Origin
United States, California
Asia, Europe
Types
Quercus lobata
Blue & Purple Rain viola, Bowles' Black pansy, Fizzy Lemonberry pansy, Karma Yellow pansy
Number of Varieties
10150
0
40000
👆🏻
Habitat
Semi desert, Subtropical climates
Fields, gardens, meadows, rocky outcrops, wastelands
USDA Hardiness Zone
7-94-8
0
99
👆🏻
AHS Heat Zone
9-6
9-1
Sunset Zone
3b, 4, 5, 6, 7, 8, 9, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Cushion/Mound-forming
Plant Size
Minimum Height
1,650.00 cm1.50 cm
0
3900
👆🏻
Minimum Width
1,680.00 cm0.75 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Blue, Orange, Pink, Red, White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Sienna, Chocolate
-
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Yellow, Yellow green, Gold
Green
Leaf Color in Winter
-
Green
Shape
Leaf Shape
Irregular
Ovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Fall, Spring, Summer, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam
Rich, Well drained
The pH of Soil
Acidic, Neutral, Alkaline
Acidic
Soil Drainage
Average
Well drained
Bloom Time
Spring
Fall, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Form a Soil ring to water efficiently, Keep ground moist, Requires watering in the growing season, Water more in summer, Water when soil is dry
It cannot sustain wet-feet, Keep the ground moist but not water-logged, Requires regular watering, Use and maintain water-efficient soaker hoses
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic
Soil Type
Clay, Loam
Rich, Well drained
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Don't prune in winter, No pruning needed in the early stages, Prune if you want to improve plant shape, Remove deadheads
Cut or pinch the stems, Prune after flowering, Prune for shortening long shoots, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Fungal Diseases
Aphids, Crown rot, Downy mildew, Gray mold, Mosaic viruses, Powdery mildew, Root rot, Slugs, Snails, Spot anthracnose
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
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
-
Allergy
-
-
Uses
Aesthetic Uses
-
Beautification, Bouquets, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Asthma, epilepsy, Heart problems
Part of Plant Used
Bark, Leaves, Wood
Flowers, Leaves
Other Uses
Cattle Fodder, Used by tanners in tanning leather, Used in making musical instruments, Wood is used for making furniture, Wood is used for ship building, Wood is used in construction
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Bedding Plant, Feature Plant, Foundation
Botanical Name
QUERCUS lobata
Viola tricolor var. hortensis
Common Name
California Swamp Oak, California White Oak, Roble Oak, Valley Oak
Pansy
In Hindi
घाटी ओक
स्रीवत
In German
Tal Eiche
Stiefmütterchen
In French
Oak Valley
Pensée
In Spanish
valle del roble
Pensamiento
In Greek
Valley Oak
πανσές
In Portuguese
vale Oak
amor-perfeito
In Polish
Dolina Oak
Bratek
In Latin
Oak vallis
Cinaede fill
Kingdom
Plantae
Plantae
Phylum
-
Anthophyta
Class
-
Magnoliopsida
Order
Fagales
Malpighiales
Family
Fagaceae
Violaceae
Genus
Quercus
Viola
Clade
Angiosperms, Eudicots, Rosids
-
Tribe
-
-
Subfamily
-
-
Number of Species
600300
1
27800
👆🏻