Life Span
Annual or Biennial
Perennial
Type
Grass
Tender Perennial
Origin
South America, Micronesia, New Zealand
Southeastern Asia
Types
Silver pampas grass, Uruguayan pampas grass, Purple pampas grass
Curcuma alismatifolia
Number of Varieties
257
0
40000
👆🏻
Habitat
Lawn
Open grasslands, Wild
USDA Hardiness Zone
7-118-11
0
99
👆🏻
AHS Heat Zone
11 - 7
12-9
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
H1, H2, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Clump-Forming
Plant Size
Minimum Height
304.80 cm60.00 cm
0
3900
👆🏻
Minimum Width
182.88 cm60.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Violet, White hair and some brown spots on margins and at tips
White, Yellow, Pink, Light Pink, Rose
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
-
Leaf Color in Spring
Green, Light Green, Dark Green
Green, Light Green, Blue Green
Leaf Color in Summer
Light Green
Green, Blue Green
Leaf Color in Fall
Green, Light Green, Dark Green
Green, Blue Green, Yellow green
Leaf Color in Winter
Dark Green, Tan
Light Green
Shape
Leaf Shape
Long and slender with very sharp edges
Lance shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer, Fall
Growing Conditions
Sunlight
Full Sun
Partial Sun, Partial shade
Growth Rate
Fast
Medium
Type of Soil
Loam
Loam
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Well drained
Average
Bloom Time
Summer, Fall
Summer, Late Summer, Early Fall, Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought, Salt
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Seedlings, Stem Planting
Rhizome division, Seedlings
Plant Maintenance
Low
Medium
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 let dry out between waterings, Requires a lot of watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral
Soil Type
Loam
Loam
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun
Partial Sun, Partial shade
Pruning
Prune in late winter, Remove branches, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Apply 10-10-10 amount, Nitrogen, Phosphorous, Potassium
Complete balanced fertilizer
Pests and Diseases
Red blotch
Fungal Diseases, Red blotch
Plant Tolerance
Drought, Salt
Drought
Flowers
✔
✘
✔
✘
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
Fine
Coarse
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Rats, Snakes
Snails
Allergy
Itchiness, Skin cuts
poisonous if ingested, Skin irritation
Uses
Aesthetic Uses
Showy Purposes
Cut Flowers, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Provides ground cover
Air purification
Plant Benefits
Medicinal Uses
-
Antidiarrhoeal, Anti-oxidant
Part of Plant Used
Flowers, Leaves
Flowers
Other Uses
Fibre, Food for animals, Used in paper industry
Used as a vegetable, Used as Ornamental plant
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
Bedding Plant, Container, Feature Plant, Mixed Border, Tropical
Botanical Name
CORTADERIA
CURCUMA alismatifolia
Common Name
Pampas Grass
Hidden Ginger, Siam Tulip
In Hindi
Pampas grass
Siam Tulip
In German
Pampasgrass
Siam Tulip
In French
herbe de la pampa
Siam Tulip
In Spanish
cortaderas
Tulipán de Tailandia
In Greek
γρασίδι Πάμπα
Siam Tulip
In Portuguese
grama de Pampas
Siam Tulip
In Polish
Pampas trawy
Siam Tulip
In Latin
Pampas herba
Tulip Siam
Kingdom
Plantae
Plantae
Phylum
Vascular plant
Tracheophyta
Class
Liliopsida
Liliopsida
Order
Poales
Zingiberales
Family
Poaceae
Zingiberaceae
Genus
Cortaderia
Curcuma
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Commelinids, Monocots
Tribe
Danthonieae
Zingibereae
Subfamily
Danthonioideae
Zingiberoideae
Number of Species
2550
1
27800
👆🏻