Life Span
Perennial
Perennial
Type
Flowering Plants
Tree
Origin
Southwestern United States, California
Southern Europe, Mediterranean, Northern Africa
Types
-
Quercus ilex, Quercus rotundifolia
Number of Varieties
402
0
40000
👆🏻
Habitat
Dry areas, meadows
Mediterranean region
USDA Hardiness Zone
4-94-8
0
99
👆🏻
AHS Heat Zone
9-1
9-2
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, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
61.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
25.40 cm1,070.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Crimson
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Brown, Sandy Brown, Chocolate
Leaf Color in Spring
Green
Green, Dark Green
Leaf Color in Summer
Green
Dark Green
Leaf Color in Fall
Green
Dark Green
Leaf Color in Winter
-
Dark Green
Shape
Leaf Shape
Oblong
Oblong or Lanceolate
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Fast
Medium
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Average
Bloom Time
Early Summer, Summer, Late Summer
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
-
Pollution, Drought, Salt
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting
Grafting, 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
Average Water Needs, Do Not over Water, Requires regular watering
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, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
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
Fertilizers
All-Purpose Liquid Fertilizer, Apply 10-10-10 amount
fertilize in fall, Nitrogen, Phosphorous, Potassium
Pests and Diseases
Insects
Aphids, Moth
Plant Tolerance
Drought
Pollution, Shade areas
Flowers
Showy
Insignificant
Flower Petal Number
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
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Hummingbirds
Birds, Insects
Allergy
Asthma
-
Uses
Aesthetic Uses
Showy Purposes
Cottage Garden
Beauty Benefits
-
Good for skin, Skin Problems
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Nesting sites for birds, Shadow Tree
Plant Benefits
Medicinal Uses
Burns, Snakebite, Stomach aliments
Digestive, Skin irritation
Part of Plant Used
Whole plant
Bark, Fruits, Wood
Other Uses
Used as Ornamental plant
Charcoal, Used as firewood, Used for its medicinal properties, Wood is used fore making tools
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Mixed Border, Rock Garden / Wall, Wildflower
Feature Plant, Hedges, Screening / Wind Break, Shade Trees, Street Trees
Botanical Name
PENSTEMON eatonii
QUERCUS ilex
Common Name
Firecracker Penstemon
Evergreen Oak, Holly Oak, Holm Oak
In Hindi
Firecracker penstemon
होल्म ओक
In German
Kracher penstemon
Steineiche
In French
Firecracker penstemon
chêne vert
In Spanish
Penstemon del petardo
encina
In Greek
πυροτέχνημα penstemon
πρινόδενδρο
In Portuguese
Penstemon do foguete
azinheira
In Polish
petarda penstemon
dąb skalny
In Latin
Firecracker Persicaria
ilice
Kingdom
Plantae
Plantae
Phylum
-
Magnoliophyta
Class
-
Magnoliopsida
Order
Lamiales
Fagales
Family
Scrophulariaceae
Fagaceae
Genus
Penstemon
Quercus
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
25017
1
27800
👆🏻