Life Span
Perennial
Perennial
Type
Flowering Plants
Cactus
Origin
Southwestern United States, California
Southwestern United States, Mexico
Types
-
Carnegiea gigantea
Number of Varieties
4050
0
40000
👆🏻
Habitat
Dry areas, meadows
Desert
USDA Hardiness Zone
4-98-12
0
99
👆🏻
AHS Heat Zone
9-1
12-14
Sunset Zone
1a, 1b, 2a, 2b, 3a, 3b, 7, 8, 9, 10, 11, 12, 13, 18, 19, 20, 21
12, 13, 18, 19, 20, 21
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
61.00 cm910.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm150.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Crimson
White, Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green, Red
Leaf Color in Spring
Green
-
Leaf Color in Summer
Green
-
Leaf Color in Fall
Green
-
Leaf Color in Winter
-
-
Shape
Leaf Shape
Oblong
Succulent
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Very Slow
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Neutral, Alkaline
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Early Summer, Summer, Late Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
-
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do Not over Water, Requires watering in the growing season, Water Deeply, Water when soil is dry
Do Not over Water, Needs small amount of water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral, Alkaline
Neutral
Soil Type
Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full 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
Fertilizers
All-Purpose Liquid Fertilizer, Apply 10-10-10 amount
All-Purpose Liquid Fertilizer
Pests and Diseases
Insects
Red blotch
Plant Tolerance
Drought
Drought
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
Bold
Foliage Sheen
Matte
-
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
Bees, Birds, pollinators
Allergy
Asthma
-
Uses
Aesthetic Uses
Showy Purposes
Beautification
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Burns, Snakebite, Stomach aliments
Rheumatism
Part of Plant Used
Whole plant
Flowers, Fruits
Other Uses
Used as Ornamental plant
Used as firewood, Used As Food, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Mixed Border, Rock Garden / Wall, Wildflower
Container, Feature Plant, Rock Garden, Wall
Botanical Name
PENSTEMON eatonii
Carnegiea gigantea
Common Name
Firecracker Penstemon
Saguaro
In Hindi
Firecracker penstemon
Saguaro
In German
Kracher penstemon
Saguaro
In French
Firecracker penstemon
Saguaro
In Spanish
Penstemon del petardo
Saguaro
In Greek
πυροτέχνημα penstemon
Saguaro
In Portuguese
Penstemon do foguete
Saguaro
In Polish
petarda penstemon
Saguaro
In Latin
Firecracker Persicaria
Saguaro
Kingdom
Plantae
Plantae
Phylum
-
Tracheophyta
Class
-
Magnoliopsida
Order
Lamiales
Caryophyllales
Family
Scrophulariaceae
Cactaceae
Genus
Penstemon
Carnegiea
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Core eudicots, Eudicots
Tribe
-
Pachycereeae
Subfamily
-
Cactoideae
Number of Species
2502
1
27800
👆🏻