Life Span
Annual and Perennial
Perennial
Type
Tender Perennial
Tree
Origin
Eastern Africa
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Texas, Canada
Types
-
Quercus alba, Quercus garryana
Number of Varieties
15-
0
40000
👆🏻
Habitat
Rocky Ridges, Shores of rivers or lakes, Tropical Climate, tropical environments
Ridges, Valley, Wide range of ecological site
USDA Hardiness Zone
11-124-9
0
99
👆🏻
AHS Heat Zone
7-1
8-1
Sunset Zone
H1, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Cushion/Mound-forming
Oval or Rounded
Plant Size
Minimum Height
25.40 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm1,520.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Purple, Violet
Red, Light Green, Chartreuse
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown
Leaf Color in Spring
Dark Green
Green, Light Green, Pink
Leaf Color in Summer
Dark Green
Dark Green
Leaf Color in Fall
Dark Green
Red, Crimson, Dark Red
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Ovate
Spreading mass
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Slow
Slow
Type of Soil
Loam
Clay, Loam
The pH of Soil
Neutral
Acidic, Neutral
Soil Drainage
Average
Average
Bloom Time
Indeterminate
Spring, Late Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Seedlings, stem tip cuttings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep ground moist, Keep the Soil well drained, Medium, Requires regular watering
Requires watering in the growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Ample Water
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
Acidic, Neutral
Soil Type
Loam
Clay, Loam
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Pinch Tips, Prune prior to new growth, Prune to stimulate growth
Remove dead or diseased plant parts, Remove short twigs
Fertilizers
All-Purpose Liquid Fertilizer
fertilize every 2-3 weeks while growing, fertilize in growing season
Pests and Diseases
Grey mold, Leaf spot, Mites, Root rot
Aphids, Borers, Caterpillars, Citrus leaf miner, Galls, Red blotch, Scale
Plant Tolerance
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
Fine
Coarse
Foliage Sheen
Glossy
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies, Flying insects, Hummingbirds
Birds
Allergy
Pollen
Asthma, breathing problems, Itchy eyes, Rhinitis, Runny nose, sneezing, Sore eyes, Throat itching, Watery eyes, Whooping Cough
Uses
Aesthetic Uses
Bouquets, Cut Flowers, Decorating walls, Hanging Basket, Showy Purposes, Used for decorating walls, fences, gates, hedges, etc.
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for animals, Shelter for wildlife
Plant Benefits
Medicinal Uses
-
anti-inflammatory, Antiseptic, Astringent, Diarrhea, Diuretic, gallstones, Kidney Stones
Part of Plant Used
Flowers, Leaves
Whole plant
Other Uses
Used as Ornamental plant, Used for bedding in gardens
Application in Furniture, Basketary, Grown for shade, Used As Food, Used as Ornamental plant, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Houseplant, Tropical
Feature Plant, Shade Trees
Botanical Name
EXACUM affine
QUERCUS alba
Common Name
German Violet, Persian Violet
White Oak
In Hindi
persian violet
सफेद ओक
In German
persian violet
weiße Eiche
In French
persian violet
chêne blanc
In Spanish
Violeta persa
roble blanco
In Greek
Περσικό Violet
White Oak
In Portuguese
Violeta persa
Carvalho branco
In Polish
Persian Violet
biały dąb
In Latin
hyacinthum Persarum
Quercus alba
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Gentianales
Fagales
Family
Gentianaceae
Fagaceae
Genus
Exacum
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
Exaceae
-
Subfamily
-
-
Number of Species
25600
1
27800
👆🏻