Life Span
Perennial
Perennial
Type
Flowering Plants
Perennial
Origin
Southwestern United States, California
-
Types
-
Primula auricula, Bear's Ear
Number of Varieties
4025
0
40000
👆🏻
Habitat
Dry areas, meadows
Rocky Mountains
USDA Hardiness Zone
4-94-9
0
99
👆🏻
AHS Heat Zone
9-1
9-1
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 12, 13, 18, 19, 20, 21
4, 5, 6, 7, 8, 9, 10, 11, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
61.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm25.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Crimson
Yellow, Yellow Orange
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green
Leaf Color in Fall
Green
Green, Light Yellow, Brown
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Oblong
Oblong
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer, Late Summer
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Stem Planting
Divison, Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Do Not over Water, Requires watering in the growing season, Water Deeply, Water when soil is dry
Average Water Needs, Do Not over Water, Never Over-water, Requires regular watering, Water more in summer
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
No pruning needed in the early stages, Prune to stimulate growth, Remove damaged leaves, Remove dead leaves, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts
Fertilizers
All-Purpose Liquid Fertilizer, Apply 10-10-10 amount
All-Purpose Liquid Fertilizer, fertilize in growing season
Pests and Diseases
Insects
-
Plant Tolerance
Drought
Variety of soil types
Flowers
Showy
Showy
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
-
Allergy
Asthma
-
Uses
Aesthetic Uses
Showy Purposes
Beautification, Borders, Landscape Designing, Showy Purposes
Beauty Benefits
-
Good for skin, Making cosmetics, Stops hair loss
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for insects, Versatility
Plant Benefits
Medicinal Uses
Burns, Snakebite, Stomach aliments
Eczema
Part of Plant Used
Whole plant
Root
Other Uses
Used as Ornamental plant
Decoration Purposes, Medicinal oil, Showy Purposes, Used as Ornamental plant, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Mixed Border, Rock Garden / Wall, Wildflower
Edible, Feature Plant, Fruit / Fruit Tree
Botanical Name
PENSTEMON eatonii
Primula auricula
Common Name
Firecracker Penstemon
auricula, mountain cowslip or bear's ear
In Hindi
Firecracker penstemon
mountain cowslip
In German
Kracher penstemon
Aurikel
In French
Firecracker penstemon
Primula auricula
In Spanish
Penstemon del petardo
Primula auricula
In Greek
πυροτέχνημα penstemon
mountain cowslip
In Portuguese
Penstemon do foguete
cowslip montanha
In Polish
petarda penstemon
Pierwiosnek łyszczak
In Latin
Firecracker Persicaria
Primula auricula
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
-
Magnoliopsida
Order
Lamiales
Ericales
Family
Scrophulariaceae
Primulaceae
Genus
Penstemon
Primula
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
Primuloideae
Number of Species
25025
1
27800
👆🏻