Life Span
Perennial
Perennial
Type
Tender Perennial
Broadleaf Evergreen
Origin
Southeastern Asia
Europe, Russia
Types
Curcuma alismatifolia
Symphytum officinale (common comfrey), Symphytum asperum (rough comfrey)
Number of Varieties
72
0
40000
👆🏻
Habitat
Open grasslands, Wild
Cold Regions, stream banks
USDA Hardiness Zone
8-116-11
0
99
👆🏻
AHS Heat Zone
12-9
-
Sunset Zone
H1, H2, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
60.00 cm20.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm90.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Yellow, Pink, Light Pink, Rose
White, Light Pink
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Orange Red
Leaf Color in Spring
Green, Light Green, Blue Green
Red, Green, Copper
Leaf Color in Summer
Green, Blue Green
Green, Blue Green
Leaf Color in Fall
Green, Blue Green, Yellow green
Green, Blue Green
Leaf Color in Winter
Light Green
Red, Dark Green, Burgundy, Bronze
Shape
Leaf Shape
Lance shaped
Oval
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Loam
Loam, Sand
The pH of Soil
Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Summer, Late Summer, Early Fall, Fall
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Container, Ground
How to Plant?
Rhizome division, Seedlings
Root Division, Transplanting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Do not let dry out between waterings, Requires a lot of watering
Allow to dry out slightly between watering, Water daily during growing season
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Neutral
Acidic, Neutral
Soil Type
Loam
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Cut or pinch the stems, Remove dead leaves
Fertilizers
Complete balanced fertilizer
14-14-14 Fertilizer, All-Purpose Liquid Fertilizer, can go long without fertilizers
Pests and Diseases
Fungal Diseases, Red blotch
Aphids, Stem spot
Plant Tolerance
Drought
Shallow soil, Sun
Flowers
Showy
Showy
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
Ants, Butterflies, pollinators
Allergy
poisonous if ingested, Skin irritation
Antibacterial, Peripheral Edema
Uses
Aesthetic Uses
Cut Flowers, Showy Purposes
Cottage Garden, Showy Purposes
Beauty Benefits
-
Acne, Beautiful Skin, Reduce Bruises, Remove blemishes
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Fixes Nitrogen
Plant Benefits
Medicinal Uses
Antidiarrhoeal, Anti-oxidant
Asthma, Diarrhea, Obesity, Osteoarthritis
Part of Plant Used
Flowers
Leaves, Twigs
Other Uses
Used as a vegetable, Used as Ornamental plant
Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bedding Plant, Container, Feature Plant, Mixed Border, Tropical
Container, Feature Plant, Foundation, Groundcover, Hedges, Mixed Border, Tropical
Botanical Name
CURCUMA alismatifolia
Symphytum asperum
Common Name
Hidden Ginger, Siam Tulip
Comfrey,Black Root, Blackwort, Bruisewort
In Hindi
Siam Tulip
Blackwort
In German
Siam Tulip
Blackwort
In French
Siam Tulip
Blackwort
In Spanish
Tulipán de Tailandia
Blackwort
In Greek
Siam Tulip
Blackwort
In Portuguese
Siam Tulip
Blackwort
In Polish
Siam Tulip
Blackwort
In Latin
Tulip Siam
Blackwort
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Zingiberales
Lamiales
Family
Zingiberaceae
Boraginaceae
Genus
Curcuma
Symphytum
Clade
Angiosperms, Commelinids, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Zingibereae
-
Subfamily
Zingiberoideae
Boraginoideae
Number of Species
5035
1
27800
👆🏻