Life Span
Perennial
Perennial
Type
Tender Perennial
Tree
Origin
Southern Africa
North America, Northeastern United States, Mid-Atlantic United States, North-Central United States, Central United States, South-Central United States, Canada
Types
Perennial
-
Number of Varieties
5020
0
40000
👆🏻
Habitat
Desert, Mediterranean region, Subtropical climates, Temperate Regions
Woodland Garden Canopy
USDA Hardiness Zone
8-103-11
0
99
👆🏻
AHS Heat Zone
10-8
10-1
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Upright/Erect
Plant Size
Minimum Height
61.30 cm1,830.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm8.50 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Light Yellow, Brown
Tan, Sandy Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Green, Sandy Brown
Leaf Color in Spring
Green, Gray Green
Green
Leaf Color in Summer
Green, Gray Green
Green, Dark Green
Leaf Color in Fall
Green, Gray Green
Yellow, Green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Grass like
oblong or obovate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
-
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
Indeterminate
Early Spring, Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
-
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Rhizome division, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires regular watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun, Partial shade
Pruning
Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Any balanced general purpose fertilizer
Any balanced general purpose fertilizer
Pests and Diseases
Nematodes, Scale
Blackspot mold
Plant Tolerance
Drought
Drought
Flowers
Showy
Insignificant
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Birds, Butterflies
Beetles, Birds
Allergy
Skin irritation
Miscarriage, Rash
Uses
Aesthetic Uses
Showy Purposes
-
Beauty Benefits
-
Beautiful Skin, Heals Damaged Hair, Strong, beautiful hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Ethnobotanic
Air purification
Plant Benefits
Medicinal Uses
-
Demulcent, Diuretic, Expectorant, Nutritive
Part of Plant Used
Root
Fruits, Inner Bark, Leaves
Other Uses
Roots were worn to protect and strengthen the wearer, Used as Ornamental plant
Chewed as a thirst quencher, Tea-like beverage can be brewed, Used as a thickener in soups, Used to make a twine
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Feature Plant, Mixed Border, Tropical, Water Gardens
Shade Trees
Botanical Name
DIETES bicolor
ULMUS rubra
Common Name
African iris, Fortnight lily
Slippery Elm
In Hindi
African Iris
Slippery Elm
In German
Afrikanische Iris
Rotulme
In French
African Iris
Slippery Elm
In Spanish
Iris africano
olmo resbaladizo
In Greek
Αφρικανική Iris
Slippery Elm
In Portuguese
Iris africano
Slippery Elm
In Polish
Afryki Iris
Slippery Elm
In Latin
African Iris
Lubricus Elm
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asparagales
Urticales
Family
Iridaceae
Ulmaceae
Genus
Dietes
Ulmus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
30020
1
27800
👆🏻