Life Span
Perennial
Perennial
Type
Tree
Bulb or Corm or Tuber
Origin
United States, California
Europe, Turkey, Central Asia, Western Asia
Types
-
Colchicum cupanii, Colchicum alpinum
Number of Varieties
845
0
40000
👆🏻
Habitat
Woodland Garden Canopy
Fields, meadows, Rocky areas, Shaded sites, Woodlands
USDA Hardiness Zone
6-9-9999
0
99
👆🏻
AHS Heat Zone
9-1
-
Sunset Zone
3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Spreading
Clump-Forming
Plant Size
Minimum Height
1,520.00 cm7.60 cm
0
3900
👆🏻
Minimum Width
1,370.00 cm7.60 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
White, Yellow, Purple, Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Blue Green
Green
Leaf Color in Summer
Green, Blue Green
Light Green
Leaf Color in Fall
Yellow, Orange, Pink
Several shades of Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Irregular
Long Linear
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
-
Loam
The pH of Soil
-
Acidic, Neutral
Soil Drainage
-
Well drained
Bloom Time
Spring
Early Spring, Late Summer, Early Fall, Fall, Late Fall, Winter, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings
Divison, Seedlings
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
Do Not over Water, Medium, Needs less watering, Never Over-water, Requires regular watering, Water less during winter
In Summer
Lots of watering
Ample Water
In Spring
Moderate
Less Watering
In Winter
Average Water
Less Watering
Soil
Soil pH
-
Acidic, Neutral
Soil Type
-
Loam
Soil Drainage Capacity
-
Well drained
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 leaves, Remove dead or diseased plant parts, Remove shoots
Fertilizers
All-Purpose Liquid Fertilizer
fertilize in growing season, Less fertilizing
Pests and Diseases
Red blotch
-
Plant Tolerance
Drought
Drought
Flowers
Insignificant
Showy
Flower Petal Number
-
Single, Double
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Coarse
Foliage Sheen
-
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds
Bees, Butterflies
Allergy
Pollen
Kidney Disease, Low blood pressure, Stomach pain, Toxic, Vomiting
Uses
Aesthetic Uses
Borders
Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Shadow Tree, soil erosion prevension on hill slopes, Wildlife, Windbreak
Air purification, No fertilizer, pesticides, or herbicides needed, Prevent Soil Erosion
Plant Benefits
Medicinal Uses
Astringent, Diarrhea, Dysentry, Haemorrhages, Poultice, Sore Eyes, Sore throat
anti-cancer, anti-inflammatory, Diarrhea, Diuretic, Rheumatism
Part of Plant Used
Leaves, Seeds, Wood
Flowers, Leaves
Other Uses
Adhesive, Basketary, Buttons, Repellent, Tannin, Used as fuel, Used for woodware
Employed in herbal medicine, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees, Street Trees
Alpine, Container, Cutflower, Foundation, Lawns and Turf, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
QUERCUS douglasii
COLCHICUM
Common Name
Blue Oak
Colchicum
In Hindi
Blue Oak Tree
colchicum
In German
Blaue Eiche
colchicum
In French
Bleu Oak Tree
colchique
In Spanish
Azul del árbol de roble
Colchicum
In Greek
Μπλε Oak Tree
Colchicum
In Portuguese
Carvalho azul
Colchicum
In Polish
Niebieski Oak Tree
Colchicum
In Latin
Blue quercum ligno
Colchicum
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Liliales
Family
Fagaceae
Liliaceae
Genus
Quercus
Colchicum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
-
-
Subfamily
-
Wurmbaeiodeae
Number of Species
20160
1
27800
👆🏻