Life Span
Perennial
Perennial
Type
Fern
Tender Perennial
Origin
World, Pandemic
Southern Africa
Types
Osmunda regalis var. regalis.
Osmunda regalis var. panigrahiana
Osmunda regalis var. brasiliensis
Osmunda regalis var. spectabilis
Perennial
Number of Varieties
450
0
40000
👆🏻
Habitat
Broad-Leaved Forests, Grassland, Mountains, Roadsides, Shaded sites, Tropical regions
Desert, Mediterranean region, Subtropical climates, Temperate Regions
USDA Hardiness Zone
-99998-10
0
99
👆🏻
AHS Heat Zone
-
10-8
Sunset Zone
3, 4, 5, 6, 7, 8, 9
H1, H2, 8, 9, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Spreading
Clump-Forming
Plant Size
Minimum Height
60.00 cm61.30 cm
0
3900
👆🏻
Minimum Width
30.00 cm30.50 cm
0
6350
👆🏻
Plant Color
Flower Color
-
Yellow, Light Yellow, Brown
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Green, Brown
Leaf Color in Spring
Green
Green, Gray Green
Leaf Color in Summer
Green
Green, Gray Green
Leaf Color in Fall
Green
Green, Gray Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Lance shaped
Grass like
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Partial Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Medium
Medium
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Acidic
Acidic, Neutral, Alkaline
Soil Drainage
Average
Average
Bloom Time
-
Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
Drought
Where to Plant?
Container, Ground, Pot
Container, Ground, Pot
How to Plant?
Spores
Rhizome division, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep the ground moist but not water-logged, Requires regular watering, Water Deeply, Water when soil is dry
Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam
Clay, Loam, Sand
Soil Drainage Capacity
Average
Average
Sun Exposure
Partial Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Any balanced general purpose fertilizer
Pests and Diseases
Red blotch
Nematodes, Scale
Plant Tolerance
Drought
Drought
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
Fine
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Bees, Birds, Butterflies
Allergy
Skin irritation
Skin irritation
Uses
Aesthetic Uses
Showy Purposes
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Ethnobotanic
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
Whole plant
Root
Other Uses
Culinary use
Roots were worn to protect and strengthen the wearer, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Container, Edging, Groundcover, Mixed Border, Water Gardens
Bog Garden, Container, Feature Plant, Mixed Border, Tropical, Water Gardens
Botanical Name
OSMUNDA
DIETES bicolor
Common Name
Royal Fern
African iris, Fortnight lily
In Hindi
Osmunda
African Iris
In German
Osmunda
Afrikanische Iris
In French
Osmunda
African Iris
In Spanish
Osmunda
Iris africano
In Greek
Osmunda
Αφρικανική Iris
In Portuguese
Osmunda
Iris africano
In Polish
Osmunda
Afryki Iris
In Latin
Osmunda
African Iris
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Polypodiopsida
Magnoliopsida
Order
Osmundales
Asparagales
Family
Osmundaceae
Iridaceae
Genus
Osmunda
Dietes
Clade
Angiosperms
Angiosperms, Monocots
Tribe
-
Irideae
Subfamily
Noctuinae
Iridoideae
Number of Species
12300
1
27800
👆🏻