Life Span
Perennial
Perennial
Type
Flowering Plants
Bulb, Flowering Plants
Origin
South-Central United States
Aegean Islands, Central Asia, Middle East, North Africa, Southern Europe, Western China
Types
Penstemon digitalis, Penstemon barbatus, Penstemon heterophyllus
Crocus abantensis, Crocus adanensis, Crocus biflorus, Crocus chrysanthus, Crocus korolkowii
Number of Varieties
20090
0
40000
👆🏻
Habitat
Rocky areas
Scrubs, Woods
USDA Hardiness Zone
5-83-8
0
99
👆🏻
AHS Heat Zone
12-1
8-1
Sunset Zone
No Available
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
30.00 cm10.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm5.10 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple
Blue, Orange, Pink, Purple, White, Yellow
Flower Color Modifier
Bicolor
-
Fruit Color
-
-
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
-
Leaf Color in Fall
Green
Green
Leaf Color in Winter
-
Green
Shape
Leaf Shape
Long linear and narrow
Grass like
Thorns
✔
✘
✔
✘
Plant Season
-
Spring, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Part sun
Growth Rate
Medium
Medium
Type of Soil
Loam
Loamy
The pH of Soil
Neutral, Alkaline
Neutral, Slightly Acidic
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring
Spring, Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
From bulbs
From bulbs, Grafting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires watering in the growing season
Form a Soil ring to water efficiently, Water Deeply, Water twice a day in the initial period, Water when soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral, Slightly Acidic
Soil Type
Loam
Loamy
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Part sun
Pruning
Remove damaged leaves
No pruning needed in the early stages, Prune to stimulate growth, Remove dead or diseased plant parts, Requires little pruning
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Aphids, Botrytis Blight, Mushroom root rot, Narcissus Basal Rot, Narcissus Bulb Fly, Slugs, Snails, Tulip Fire, Tulip Viruses
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds, Butterflies
-
Allergy
-
-
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Arthritis, Gout
Part of Plant Used
Flowers, Leaves
Whole plant
Other Uses
Showy Purposes, Used as Ornamental plant
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Rock Garden / Wall, Wildflower
-
Botanical Name
PENSTEMON cobaea
Crocus Longiflorus
Common Name
Beardtongue
Crocus
In Hindi
Beardtongue
Crocus
In German
Bartfaden
Krokus
In French
beardtongue
Crocus
In Spanish
beardtongue
Azafrán
In Greek
Beardtongue
κρόκος
In Portuguese
Beardtongue
Açafrão
In Polish
Beardtongue
Krokus
In Latin
ursus lingua
Erocum
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Equisetopsida
Liliopsida
Order
Lamiales
Asparagales
Family
Scrophulariaceae
Iridaceae
Genus
Penstemon
Crocus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Monocots
Tribe
-
-
Subfamily
-
Crocoideae
Number of Species
26190
1
27800
👆🏻