Life Span
Perennial
Perennial
Type
Bulb or Corm or Tuber
Flowering Plants
Origin
Europe, Turkey, Central Asia, Western Asia
North-Central United States, Central United States, Western United States, Texas
Types
Colchicum cupanii, Colchicum alpinum
Blue Toadflax, Old-Field Toadflax
Number of Varieties
4530
0
40000
👆🏻
Habitat
Fields, meadows, Rocky areas, Shaded sites, Woodlands
Cultivated Beds
USDA Hardiness Zone
-99993-9
0
99
👆🏻
AHS Heat Zone
-
9-1
Sunset Zone
21,22
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
7.60 cm61.00 cm
0
3900
👆🏻
Minimum Width
7.60 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Yellow, Purple, Violet
Pink, Light Blue, Lavender
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Light Green
Blue Green, Gray Green
Leaf Color in Fall
Several shades of Green
Blue Green, Gray Green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Long Linear
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Loam
Clay, Loam
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Late Summer, Early Fall, Fall, Late Fall, Winter, Late Winter
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Divison, Seedlings
Cuttings, Divison, Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Do Not over Water, Medium, Needs less watering, Never Over-water, Requires regular watering, Water less during winter
Average Water Needs, Do Not over Water
In Summer
Ample Water
Lots of watering
In Spring
Less Watering
Moderate
In Winter
Less Watering
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Loam
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead leaves, Remove dead or diseased plant parts, Remove shoots
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
fertilize in growing season, Less fertilizing
use all-purpose fertilizers
Pests and Diseases
-
Foliar disease, Root rot, Spider mites
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
Flower Petal Number
Single, Double
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Coarse
Medium
Foliage Sheen
-
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Bumblebees
Allergy
Kidney Disease, Low blood pressure, Stomach pain, Toxic, Vomiting
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
Landscape Designing
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, No fertilizer, pesticides, or herbicides needed, Prevent Soil Erosion
Air purification
Plant Benefits
Medicinal Uses
anti-cancer, anti-inflammatory, Diarrhea, Diuretic, Rheumatism
Analgesic, Febrifuge, Stomachic
Part of Plant Used
Flowers, Leaves
Leaves, Root
Other Uses
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
Alpine, Container, Cutflower, Foundation, Lawns and Turf, Mixed Border, Rock Garden / Wall, Wildflower
Rock Garden / Wall, Wildflower
Botanical Name
COLCHICUM
PENSTEMON grandiflorus
Common Name
Colchicum
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
colchicum
Wild Snapdragon
In German
colchicum
Wilde Snapdragon
In French
colchique
Snapdragon sauvage
In Spanish
Colchicum
Salvaje Snapdragon
In Greek
Colchicum
άγρια Snapdragon
In Portuguese
Colchicum
Selvagem Snapdragon
In Polish
Colchicum
Dziki Snapdragon
In Latin
Colchicum
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Liliales
Scrophulariales
Family
Liliaceae
Scrophulariaceae
Genus
Colchicum
Penstemon
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
Wurmbaeiodeae
Scrophularioideae
Number of Species
16040
1
27800
👆🏻