Life Span
Perennial
Perennial
Type
Tender Perennial
Tree
Origin
Southern Africa
United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
Perennial
Quercus falcata, Quercus rubra, Quercus coccinea
Number of Varieties
50-
0
40000
👆🏻
Habitat
Desert, Mediterranean region, Subtropical climates, Temperate Regions
Sandhills
USDA Hardiness Zone
8-106-9
0
99
👆🏻
AHS Heat Zone
10-8
9-5
Sunset Zone
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
61.30 cm2,130.00 cm
0
3900
👆🏻
Minimum Width
30.50 cm2,130.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Yellow, Light Yellow, Brown
Red, Light Green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Green, Brown
Brown, Black
Leaf Color in Spring
Green, Gray Green
Green, Gray Green
Leaf Color in Summer
Green, Gray Green
Gray Green, Dark Green
Leaf Color in Fall
Green, Gray Green
Gray Green, Dark Green, Tan, Dark Red
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Grass like
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun
Growth Rate
Medium
Slow
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Indeterminate
Spring
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Rhizome division, Seedlings
Seedlings, Stem Planting, Transplanting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Requires regular watering
Average Water Needs, Do Not over Water, Keep ground moist, Never Over-water, Requires watering in the growing season, Water less during winter
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
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun
Pruning
Remove dead leaves
A hard prune may be necessary if the plant becomes woody, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Any balanced general purpose fertilizer
fertilize in growing season
Pests and Diseases
Nematodes, Scale
Leaf Blister, Spider mites
Plant Tolerance
Drought
Drought, Salt
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
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Birds, Butterflies
Birds
Allergy
Skin irritation
-
Uses
Aesthetic Uses
Showy Purposes
Landscape Designing
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Ethnobotanic
Air purification
Plant Benefits
Medicinal Uses
-
Nutrients
Part of Plant Used
Root
Bark, Seeds, Stem, Tree trunks
Other Uses
Roots were worn to protect and strengthen the wearer, Used as Ornamental plant
Economic Purpose, 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
Botanical Name
DIETES bicolor
QUERCUS falcata
Common Name
African iris, Fortnight lily
Southern Red Oak
In Hindi
African Iris
दक्षिणी लाल ओक
In German
Afrikanische Iris
Südliche Red Oak
In French
African Iris
Chêne rouge du Sud
In Spanish
Iris africano
Roble Rojo meridional
In Greek
Αφρικανική Iris
Νότια Red Oak
In Portuguese
Iris africano
Southern Red Oak
In Polish
Afryki Iris
Southern Red Oak
In Latin
African Iris
Quercus falcata
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asparagales
Fagales
Family
Iridaceae
Fagaceae
Genus
Dietes
Quercus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
-
Subfamily
Iridoideae
-
Number of Species
30090
1
27800
👆🏻