Life Span
Perennial
Perennial
Type
Tender Perennial
Trees
Origin
Southeastern Asia
Asia, Europe, North America
Types
Curcuma alismatifolia
Black Ash, Blue Ash, California Ash, Carolina Ash, European Ash
Number of Varieties
750
0
40000
👆🏻
Habitat
Open grasslands, Wild
Forest edges, Hillside, Woods
USDA Hardiness Zone
8-113-9
0
99
👆🏻
AHS Heat Zone
12-9
12-8
Sunset Zone
H1, H2, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
60.00 cm75.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm45.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Yellow, Pink, Light Pink, Rose
White
Flower Color Modifier
Bicolor
-
Fruit Color
-
-
Leaf Color in Spring
Green, Light Green, Blue Green
Dark Green
Leaf Color in Summer
Green, Blue Green
Dark Green
Leaf Color in Fall
Green, Blue Green, Yellow green
Dark Green
Leaf Color in Winter
Light Green
Dark Green
Shape
Leaf Shape
Lance shaped
Oblovate
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
All year
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun, Part sun
Growth Rate
Medium
Fast
Type of Soil
Loam
Loamy, Sandy
The pH of Soil
Neutral
Acidic
Soil Drainage
Average
Well drained
Bloom Time
Summer, Late Summer, Early Fall, Fall
Late Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Pollution, Soil Compaction
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Rhizome division, Seedlings
Grafting, Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do not let dry out between waterings, Requires a lot of watering
Does not require lot of watering, Medium, Prefer drip-irrigation instead of Over-head watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
Acidic
Soil Type
Loam
Loamy, Sandy
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial Sun, Partial shade
Full Sun, Part sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune in winter, Prune prior to new growth
Fertilizers
Complete balanced fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Fungal Diseases, Red blotch
Bark splits, Crown gall, Epicormic Sprouting, Woodpecker feeding
Plant Tolerance
Drought
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
Coarse
Medium
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Snails
Birds
Allergy
poisonous if ingested, Skin irritation
-
Uses
Aesthetic Uses
Cut Flowers, Showy Purposes
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
Antidiarrhoeal, Anti-oxidant
Fever, Liver problems
Part of Plant Used
Flowers
Leaves, Stem
Other Uses
Used as a vegetable, Used as Ornamental plant
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Container, Feature Plant, Mixed Border, Tropical
Shady Tree, Showy Tree
Botanical Name
CURCUMA alismatifolia
Fraxinus
Common Name
Hidden Ginger, Siam Tulip
Ash Tree
In Hindi
Siam Tulip
राख पेड़
In German
Siam Tulip
Esche
In French
Siam Tulip
Frêne
In Spanish
Tulipán de Tailandia
Fresno
In Greek
Siam Tulip
δέντρο Ash
In Portuguese
Siam Tulip
Freixo
In Polish
Siam Tulip
Jesion
In Latin
Tulip Siam
Fraxinum
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Anthophyta
Class
Liliopsida
Magnoliopsida
Order
Zingiberales
Lamiales
Family
Zingiberaceae
Oleaceae
Genus
Curcuma
Fraxinus
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Asterids, Eudicots
Tribe
Zingibereae
Oleeae
Subfamily
Zingiberoideae
-
Number of Species
5065
1
27800
👆🏻