Life Span
Perennial
Perennial
Type
Tender Perennial
Tree
Origin
Southern Africa
South-Central United States, Texas, Mexico
Types
Perennial
Cedars
Number of Varieties
5045
0
40000
👆🏻
Habitat
Desert, Mediterranean region, Subtropical climates, Temperate Regions
River side, Woodlands
USDA Hardiness Zone
8-107-9
0
99
👆🏻
AHS Heat Zone
10-8
9-6
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
61.30 cm910.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm760.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Light Yellow, Brown
White, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Red, Light Green, Tan
Leaf Color in Spring
Green, Gray Green
Green, Yellow green
Leaf Color in Summer
Green, Gray Green
Green, Dark Green
Leaf Color in Fall
Green, Gray Green
Yellow, Green, Yellow green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Grass like
Elliptic, toothed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Indeterminate
Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Drought
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Rhizome division, Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires regular watering
Keep the ground moist but not water-logged, Requires a lot of watering, Requires watering in the growing season, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove dead leaves
Prune to stimulate growth, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove hanging branches
Fertilizers
Any balanced general purpose fertilizer
All-Purpose Liquid Fertilizer, fertilize in growing season, Nitrogen
Pests and Diseases
Nematodes, Scale
Bacteria wilt, Beetles, Red blotch
Plant Tolerance
Drought
Salt, Shade areas
Flowers
Showy
Insignificant
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
Medium
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Birds, Butterflies
Butterflies
Allergy
Skin irritation
Skin rash
Uses
Aesthetic Uses
Showy Purposes
Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Ethnobotanic
Air purification, Amazing growth rate, Erosion control, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Root
Stem, Tree trunks
Other Uses
Roots were worn to protect and strengthen the wearer, Used as Ornamental plant
Used as firewood, Used for woodware, Used in construction
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Container, Feature Plant, Mixed Border, Tropical, Water Gardens
Feature Plant, Shade Trees, Street Trees, Topiary / Bonsai / Espalier
Botanical Name
DIETES bicolor
ULMUS crassifolia
Common Name
African iris, Fortnight lily
Cedar Elm
In Hindi
African Iris
देवदार एल्म
In German
Afrikanische Iris
Cedar Elm
In French
African Iris
Cedar Elm
In Spanish
Iris africano
Cedar Elm
In Greek
Αφρικανική Iris
Cedar Elm
In Portuguese
Iris africano
Cedar Elm
In Polish
Afryki Iris
Cedar Elm
In Latin
African Iris
Ulmus Cedar
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asparagales
Rosales
Family
Iridaceae
Ulmaceae
Genus
Dietes
Ulmus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
3003
1
27800
👆🏻