Life Span
Perennial
Annual or Biennial
Type
Tree
Grass
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
South America, Micronesia, New Zealand
Types
-
Silver pampas grass, Uruguayan pampas grass, Purple pampas grass
Number of Varieties
3025
0
40000
👆🏻
Habitat
Lowland evergreen rainforest
Lawn
USDA Hardiness Zone
4-77-11
0
99
👆🏻
AHS Heat Zone
7-1
11 - 7
Sunset Zone
3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
H1, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Pyramidal
Clump-Forming
Plant Size
Minimum Height
1,370.00 cm304.80 cm
0
3900
👆🏻
Minimum Width
610.00 cm182.88 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Red, Coral
Pink, Violet, White hair and some brown spots on margins and at tips
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown
-
Leaf Color in Spring
Green, Dark Green
Green, Light Green, Dark Green
Leaf Color in Summer
Dark Green
Light Green
Leaf Color in Fall
Dark Green
Green, Light Green, Dark Green
Leaf Color in Winter
-
Dark Green, Tan
Shape
Leaf Shape
Ovate
Long and slender with very sharp edges
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Fast
Fast
Type of Soil
Loam, Sand
Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Summer, Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Maritime exposure, Salt water
Drought, Salt
Where to Plant?
Ground
Ground
How to Plant?
Layering, Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Average Water Needs
Average Water Needs, Needs watering once a week, Reduce water once established, Water more frequently during periods of extreme drought
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Loam, Sand
Loam
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
Prune in late winter, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove deadheads
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
Apply 10-10-10 amount, Nitrogen, Phosphorous, Potassium
Pests and Diseases
-
Red blotch
Plant Tolerance
Maritime exposure, Salt water
Drought, Salt
Flowers
✔
✘
✔
✘
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
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Insects
Birds, Rats, Snakes
Allergy
-
Itchiness, Skin cuts
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification, Provides ground cover
Plant Benefits
Medicinal Uses
Anodyne, Appetizer, Astringent
-
Part of Plant Used
Flowers, Inner Bark, Sap
Flowers, Leaves
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Fibre, Food for animals, Used in paper industry
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Screening / Wind Break, Shade Trees
Dried Flower / Everlasting, Cutflower, Dried Flower/Everlasting, Feature Plant, Foundation, Groundcover, Mixed Border, Screening / Wind Break
Botanical Name
ALNUS rubra
CORTADERIA
Common Name
Oregon Alder, Red Alder
Pampas Grass
In Hindi
red alder
Pampas grass
In German
rot-Erle
Pampasgrass
In French
aulne rouge
herbe de la pampa
In Spanish
aliso rojo
cortaderas
In Greek
κόκκινη σκλήθρα
γρασίδι Πάμπα
In Portuguese
amieiro vermelho
grama de Pampas
In Polish
czerwony olcha
Pampas trawy
In Latin
red alnus
Pampas herba
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Vascular plant
Class
Magnoliopsida
Liliopsida
Order
Fagales
Poales
Family
Betulaceae
Poaceae
Genus
Alnus
Cortaderia
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Commelinids, Monocots
Tribe
-
Danthonieae
Subfamily
-
Danthonioideae
Number of Species
3525
1
27800
👆🏻