Life Span
Annual
Perennial
Type
Flowering Plants
Tree
Origin
America, Europe
United States, California
Types
Clump verbena, Moss verbena, Annual Verbena, Brazilian verbena, Sandpaper Verbana
-
Number of Varieties
508
0
40000
👆🏻
Habitat
Forest edges, Hillside, Woods
Woodland Garden Canopy
USDA Hardiness Zone
3-96-9
0
99
👆🏻
AHS Heat Zone
-
9-1
Sunset Zone
8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 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
-
Spreading
Plant Size
Minimum Height
6.56 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
10.50 cm1,370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue, Dark Purple, Light Purple, Red, White
Red, Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Dark Green
Green, Blue Green
Leaf Color in Summer
Dark Green, Green
Green, Blue Green
Leaf Color in Fall
Dark Green, Green
Yellow, Orange, Pink
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oblovate
Irregular
Thorns
✔
✘
✔
✘
Plant Season
Early Spring, Late Autumn
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Slow
Type of Soil
Well drained
-
The pH of Soil
Neutral, Slightly Acidic
-
Soil Drainage
Average
-
Bloom Time
Early Fall, Early Summer, Fall, Late Spring, Late Summer, Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Container, Ground
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do not water frequently, Medium, Never Over-water, Requires regular watering, Requires watering in the growing season
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Slightly Acidic
-
Soil Type
Well drained
-
Soil Drainage Capacity
Average
-
Sun Exposure
Full Sun, Partial shade
Full Sun, Partial Sun
Pruning
Prune for shortening long shoots, Prune if you want to improve plant shape, Prune lower leaves, Prune regularly, Prune to control growth
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
-
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
Foliage Sheen
-
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Birds
Allergy
Arthritis, Asthma, Chest Pain, Itchiness, Whooping Cough
Pollen
Uses
Aesthetic Uses
Showy Purposes
Borders
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Plant Benefits
Medicinal Uses
Arthritis, Gallbladder Diseases, Itching, Jaundice, Joint pain, Kidney problems, Liver problems, Metabolic disorders, Sore throat, Upset stomach, Urinary tract problems
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
Flowers, Root
Leaves, Seeds, Wood
Other Uses
Air freshner, Can be made into a herbal tea, Cosmetics, Decoration Purposes, Economic Purpose, Employed in herbal medicine, Oil is used for aromatherapy, Oil is used in perfume, soaps, creams, etc., Showy Purposes, Used As Food, Used as Ornamental plant, Used for flavoring in Liquors, dairy products, gelatins,puddings, meats, candies, etc., Used for fragrance
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Bonsai, Container, Edible, Herb
Feature Plant, Shade Trees, Street Trees
Botanical Name
Purpletop Vervain
QUERCUS douglasii
Common Name
Verbena
Blue Oak
In Hindi
verbena
Blue Oak Tree
In German
Eisenkraut
Blaue Eiche
In French
verveine
Bleu Oak Tree
In Spanish
Verbena
Azul del árbol de roble
In Greek
λουίζα
Μπλε Oak Tree
In Portuguese
verbena
Carvalho azul
In Polish
werbena
Niebieski Oak Tree
In Latin
Grindelia
Blue quercum ligno
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Lamiales
Fagales
Family
Verbenaceae
Fagaceae
Genus
Verbena
Quercus
Clade
-
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
25020
1
27800
👆🏻