Life Span
Annual or Biennial
Perennial
Type
Grass
Tree
Origin
South America, Micronesia, New Zealand
China, Korea
Types
Silver pampas grass, Uruguayan pampas grass, Purple pampas grass
Castanea mollissima
Number of Varieties
2520
0
40000
👆🏻
Habitat
Lawn
disturbed sites, Forest edges
USDA Hardiness Zone
7-114-8
0
99
👆🏻
AHS Heat Zone
11 - 7
8-1
Sunset Zone
H1, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Clump-Forming
Spreading
Plant Size
Minimum Height
304.80 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
182.88 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Violet, White hair and some brown spots on margins and at tips
White, Light Yellow, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Light Green, Chartreuse
Leaf Color in Spring
Green, Light Green, Dark Green
Green, Gray Green
Leaf Color in Summer
Light Green
Gray Green, Dark Green
Leaf Color in Fall
Green, Light Green, Dark Green
Yellow, Gold, Tan
Leaf Color in Winter
Dark Green, Tan
-
Shape
Leaf Shape
Long and slender with very sharp edges
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun
Full Sun
Growth Rate
Fast
Slow
Type of Soil
Loam
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Summer, Fall
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting
Seedlings, Stem Planting
Plant Maintenance
Low
Low
Watering Plants
Watering Requirements
Average Water Needs, Needs watering once a week, Reduce water once established, Water more frequently during periods of extreme drought
Do Not over Water, Medium, Requires watering in the growing season
In Summer
Lots of watering
Adequately
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Loam
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun
Pruning
Prune in late winter, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove deadheads
Prune in fall, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount, Nitrogen, Phosphorous, Potassium
Nitrogen, Potassium
Pests and Diseases
Red blotch
Beetles, Leafhoppers
Plant Tolerance
Drought, Salt
Drought
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
Fine
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Rats, Snakes
-
Allergy
Itchiness, Skin cuts
Mild Allergen
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Provides ground cover
Air purification, Food for animals, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion
Plant Benefits
Medicinal Uses
-
Low calories, Nutrients
Part of Plant Used
Flowers, Leaves
Fruits, Seeds, Stem
Other Uses
Fibre, Food for animals, Used in paper industry
Food for animals, Used as firewood, Used As Food, Used in biomass
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Dried Flower / Everlasting, Cutflower, Dried Flower/Everlasting, Feature Plant, Foundation, Groundcover, Mixed Border, Screening / Wind Break
Edible, Feature Plant, Shade Trees, Street Trees
Botanical Name
CORTADERIA
CASTANEA mollissima
Common Name
Pampas Grass
Chinese Chestnut
In Hindi
Pampas grass
चीनी अखरोट
In German
Pampasgrass
chinesische Kastanie
In French
herbe de la pampa
châtaignier chinois
In Spanish
cortaderas
Castaño chino
In Greek
γρασίδι Πάμπα
Κινέζικο κάστανο
In Portuguese
grama de Pampas
castanha chinesa
In Polish
Pampas trawy
Kasztan chiński
In Latin
Pampas herba
Chinese Chestnut
Kingdom
Plantae
Plantae
Phylum
Vascular plant
Tracheophyta
Class
Liliopsida
Magnoliopsida
Order
Poales
Fagales
Family
Poaceae
Fagaceae
Genus
Cortaderia
Castanea
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Danthonieae
Gloxinieae
Subfamily
Danthonioideae
Cassidinae
Number of Species
2515
1
27800
👆🏻