Life Span
Perennial
Perennial
Type
Broadleaf Evergreen
Tree
Origin
North America, Northeastern United States, Southeastern United States, South-Central United States
United States, California
Types
Ilex glabra, Ilex crenata, Ilex verticillata
-
Number of Varieties
38
0
40000
👆🏻
Habitat
Coastal Regions, Lowland, Mountains, Subtropical climates, Suburban areas
Woodland Garden Canopy
USDA Hardiness Zone
5-96-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 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
Oval or Rounded
Spreading
Plant Size
Minimum Height
120.00 cm1,520.00 cm
0
3900
👆🏻
Minimum Width
180.00 cm1,370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Red, Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
Black
-
Leaf Color in Spring
Green, Dark Green
Green, Blue Green
Leaf Color in Summer
Green, Dark Green
Green, Blue Green
Leaf Color in Fall
Green, Dark Green
Yellow, Orange, Pink
Leaf Color in Winter
Green, Dark Green
-
Shape
Leaf Shape
Ovate
Irregular
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Slow
Type of Soil
Clay, Loam, Sand
-
The pH of Soil
Acidic, Neutral
-
Soil Drainage
Average
-
Bloom Time
Late Spring, Early Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep ground moist, Requires watering in the growing season, Water Deeply, Water more in summer, Water when soil is dry
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
-
Soil Type
Clay, Loam, Sand
-
Soil Drainage Capacity
Average
-
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
No pruning needed in the early stages, Prune if you want to improve plant shape, Remove damaged leaves, Remove dead branches, Remove dead leaves, Shape and thin as needed
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
Aphids
Red blotch
Plant Tolerance
Drought
Drought
Flowers
Insignificant
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
Medium
Medium
Foliage Sheen
-
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Birds
Allergy
-
Pollen
Uses
Aesthetic Uses
-
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
-
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
Part of Plant Used
Fruits, Leaves
Leaves, Seeds, Wood
Other Uses
Can be made into a herbal tea
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Mixed Border, Wildflower
Feature Plant, Shade Trees, Street Trees
Botanical Name
ILEX glabra
QUERCUS douglasii
Common Name
American Pokeweed, Inkberry, Silberstein American Pokeweed
Blue Oak
In Hindi
Inkberry
Blue Oak Tree
In German
Inkberry
Blaue Eiche
In French
Inkberry
Bleu Oak Tree
In Spanish
Inkberry
Azul del árbol de roble
In Greek
Inkberry
Μπλε Oak Tree
In Portuguese
Inkberry
Carvalho azul
In Polish
inkberry
Niebieski Oak Tree
In Latin
Inkberry
Blue quercum ligno
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
-
Magnoliopsida
Order
Aquifoliales
Fagales
Family
Phytolaccaceae
Fagaceae
Genus
Ilex
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
60020
1
27800
👆🏻