Life Span
Perennial
Perennial
Type
Tree
Shrub
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Southwestern United States, Mexico
Types
-
-
Number of Varieties
3040
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Wild
USDA Hardiness Zone
4-78-10
0
99
👆🏻
AHS Heat Zone
7-1
10-8
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
10, 11, 12, 13
Habit
Pyramidal
Clump-Forming
Plant Size
Minimum Height
1,370.00 cm90.00 cm
0
3900
👆🏻
Minimum Width
610.00 cm5.10 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
Hot Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
Brown
Leaf Color in Spring
Green, Dark Green
Blue Green, Gray Green
Leaf Color in Summer
Dark Green
Blue Green, Gray Green
Leaf Color in Fall
Dark Green
Blue Green, Gray Green
Leaf Color in Winter
-
-
Shape
Leaf Shape
Ovate
Lance shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Early Spring, Spring, Late Spring, Late Winter
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
-
Where to Plant?
Ground
Container, Ground
How to Plant?
Layering, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs
occasional watering once established
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Loam, Sand
Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer
Pests and Diseases
-
Red blotch
Plant Tolerance
Maritime exposure, Salt water
Drought
Flowers
Insignificant
Showy
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
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
Hummingbirds
Allergy
-
poisonous if ingested
Uses
Aesthetic Uses
-
Borders, Showy Purposes
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
constipation, Stomach pain, Swelling, Wounds
Part of Plant Used
Flowers, Inner Bark, Sap
Flowers, Leaves, Stem
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Cutflower, Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
ALNUS rubra
PENSTEMON parryi
Common Name
Oregon Alder, Red Alder
Parry's Beardtongue
In Hindi
red alder
penstemon parryi
In German
rot-Erle
penstemon parryi
In French
aulne rouge
penstemon parryi
In Spanish
aliso rojo
parryi penstemon
In Greek
κόκκινη σκλήθρα
penstemon parryi
In Portuguese
amieiro vermelho
parryi penstemon
In Polish
czerwony olcha
penstemon parryi
In Latin
red alnus
Persicaria californicum
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Fagales
Lamiales
Family
Betulaceae
Scrophulariaceae
Genus
Alnus
Penstemon
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
351
1
27800
👆🏻